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smc volume 1 review

What is the purpose of TO files within a fuels flight? To provide fuels personnel quick access to TOs for the efficient, economical, and safe accomplishment of their assigned duties.
What form would you most likely use to report TO deficiencies? AFTO Form 22.
What term is used to describe weight per unit volume? Density.
What is the tendency of a liquid to vaporize? Volatility.
What is the ability of a substance to support combustion? Flammability.
What is the pressure exerted by a vapor at a certain temperature? Vapor pressure.
What is the temperature at which a liquid actively starts to vaporize? Boiling point.
What is the temperature at which ice crystals form in a substance? Freeze point.
What is the ability of a material to transmit or conduct electricity? Conductivity.
What is the lowest temperature at which a substance gives off sufficient vapors, when mixed with air, to support combustion? Fire point.
What is the ratio of weight of a substance at 60 degrees to the weight of the equal volume of distilled water at the same temperature? Specific gravity.
What is the lowest temperature at which petroleum products give off sufficient vapors, when mixed with air, to ignite momentarily? Flash point.
Attributes of liquid oxygen. Pale blue liquid, supports combustion of all material.
Attributes of liquid nitrogen. Weighs 6.7 pounds per gallon.
Attributes of gaseous oxygen. 1.1 times as heavy as air, supports combustion of all material, approximately 1.14 times the weight of water.
Attributes of gaseous nitrogen. May be stored indefinitely.
What is the objective of the ground safety program? To reduce accidents throughout the Air Force.
Why must unsafe conditions be reported? If unsafe conditions are not reported, they could result in inefficient and costly operations.
Why is it important to report each accident and maintain a follow-up system on accidents? To ensure that corrective action is taken.
What is the key to a successful safety program? Training.
In which filing cabinet drawer should the largest heaviest files be kept and why? Center drawers; to stabilize the cabinets.
What must be posted on the bulletin board in every building? Fire reaction plans.
Explain what the term ground means. Equalizing electrical potential with that of the earth.
List two common ways to make electrical contact with the earth. (1) Driving long metal rods into the earth. (2) Burying metal mats below the frost line and connecting cables to them.
How long after a tank has been filled must you wait before inserting any objects into it? 30 minutes.
What type of clothing produces the least amount of static electricity? 50-50 blend of cotton and polyester.
What civilian and military types of clothing are considered unacceptable hazard potential? Wool, silk, or nylon materials, or blends of silk or nylon.
Describe the method used to ground yourself during cold weather. Hold a warm coin in your bare hand and grab hold of the grounding point with the coin touching it.
What type of vehicle is allowed to drive in the path of a taxiing aircraft? FOLLOW-ME vehicle.
What would be the meaning of a flashing white light from a flightline air traffic control tower to someone waiting to cross an active runway? Return to your starting point.
If you approach a taxiing aircraft on the flightline during the night, what should you do? Stop the vehicle at the aircraft's taxi path; then turn the vehicle's headlights off and leave the parking and clearance lights on until the aircraft has passed.
What is considered a safe distance from exhaust blast hazards on an operating jet engine? 200 feet.
How must the danger signs in fuel storage areas be worded? No Open Flame or Ignition Source Beyond This Point.
Where must the emergency shutdown switch be located for storage fill stands? No closer than 25 feet from the fill stand.
Why must floating roof water drains be observed during draining operations? To ensure that only water is draining from the tank.
Where must danger signs be posted when off-loading a transport truck in an unsecured area? 50 feet in front and to the rear of the transport truck.
What type of sealer is used to fill joints in concrete around LOX/LIN plants? LOX compatible.
What protective hearing equipment should be readily available for use during cryogenic plant operations? Ear muffs and ear plugs.
What are the safety requirements for electrical outlets in a laboratory? They must be at least 4 feet above the floor level and grounded.
How must safety waste fuel containers in the laboratory be identified? Painted red with 2-inch yellow band around the center; the grade of fuel stenciled in 1-inch letters inside the yellow band on the side of the container.
How should sample containers be filled when obtaining a fuel sample? They must be filled to an adequate point to allow space for fuel expansion.
How much test fuel can you keep in the fuels laboratory at one time? 10 gallons.
Where must you keep fuel-soaked rags? Self-closing metal containers.
What must be used in enclosed areas to prevent fuel vapors from building up? Exhaust fan.
Where should you work relative to the wind direction? Upwind.
What can happen to vapors that are drifting with the wind? Flashback.
What type of fire is Class A? Burning rags, wood, paper, coal, or similar solid fuels.
What type of fire is Class B? Fires fed by liquid fuels, such as oil, gasoline, jet fuel, and alcohol.
What type of fire is Class C? Electric circuits.
What type of fire is Class D? Combustible metals, such as magnesium and sodium.
When using a CO2 fire extinguisher, what is the effective range for putting out the fire? 3 to 6 feet.
Dry chemical fire extinguishers are to be used on what type of fires? Class B and C fires.
When using a foam-type extinguisher to put out a class B fire, what is the proper method for putting out the fire? Apply a complete blanket of foam over the surface of the fire and avoid using a direct stream on oil surfaces.
What should you do if your coworker develops breathing problems while the two of you are inspecting the enclosed pump house? Take your coworker out of the pumphouse into the fresh air, and administer artificial respiration until medical assistance arrives if necessary.
What should you do if one of the people you are working with swallows fuel? Do not induce vomiting. If conscious, give four or five glasses of water to dilute fuel. Call a doctor at once.
During a fueling operation, two workers are burned slightly by a flash fire. What must you do until medical personnel arrive? (NOTE: The fire has already been extinguished.) Treat for shock, try to relieve pain, and keep burning area free of contamination.
You and another worker are working in extremely hot weather out in the bulk storage areas. The other worker develops erratic behavior and his skin becomes dry and flushed. What must you do? Try to lower his or her body temperature. Move the person into the shade, remove clothing, sprinkle with or immerse in cool or cold water, and fan with an article of clothing. Give the victim no stimulant and get medical help quickly.
What are the three steps to minimize environmental pollution? Prevention, detection, and reporting.
To prevent fuel from being discharged into the environment, how are dike and water drain valves positioned and secured? Locked and closed.
What governs and specifies how water and fuel collected from systems and equipment are to be disposed? TO 42B-1-23.
When a fuel spill occurs, whom do you notify? Who does the Air Force notify? FSC and supervisor. EPA and appropriate state agencies.
What type of internal inspections are performed by the compliance and environmental element within a fuels activity? Semiannual, follow-on, spot checks, and special subject.
How often must each fuels element be inspected by the compliance and environmental element? At least once every six months.
Why does the compliance and environmental element perform spot-checks of fuel handling operations? To ensure that elements are working at least as well as they were during the last semiannual inspection.
Who must accompany the compliance and environmental inspector during the inspection of an approved organizational tank that is not under fuels management control? The tank custodian.
What must compliance and environmental inspector review before inspecting the element? Responsibilities of the element, current projects, past performance, past inspection and staff visit reports, and all directives applicable to the function.
An effective inspection of a fuels element by a compliance and environmental inspector is dependent upon what? The knowledge, skill, preparation, and experience of the inspector.
What must a compliance and environmental inspector advise an element supervisor of before beginning an inspection? Areas to be inspected, items of concern to management, and problem areas from last inspection.
What two ratings can be given by a compliance and environmental inspector on inspection of operator performance? Satisfactory or unsatisfactory.
If a status board is found to be inaccurate during a compliance and environmental inspection, what type of discrepancy is recorded? Minor.
What AF form is used to document all discrepancies noted by the compliance and environmental inspector? AF Form 2420.
What is the purpose of the AF Form 2419? To route QC reports or evaluations to all the appropriate elements or individuals for information or corrective action.
How frequently are "satisfactory" and "pass" spot-checks, without significant findings, recorded? Weekly. AF Form 2419.
When should the FMT send follow-up mishap notification to MAJCOM/A4? By the end of the first duty day after the mishap.
What type of mission support does the base civil engineer squadron environmental flight provide? They ensure compliance with all local, state, and federal environmental laws and regulations.
How often does the wing safety office perform inspections of fuels management flight? Annually.
What base-level agency performs spill containment, recovery, cleanup, disposal, and restoration activities? Spill response team.
What outside agency establishes Air Force policy for the management of petroleum resources? HQ USAF.
What outside agency acts as the focal point for worldwide Air Force fuel matters? AFPET.
What outside agency is responsible for ensuring subordinate units compliance and environmental restrictions? MAJCOM.
What purpose do the internal baffles in an R-11 tank serve? They strengthen the tank and to prevent excessive fuel movement while the vehicle is braking or accelerating.
How do centrifugal pumps differ from piston and rotary pumps? Centrifugal pumps are not a positive-displacement type pump.
What is the purpose of a filter separator? To remove water and contaminants from the fuel before it is dispensed.
Define "coalescing." The process of water forming into globules.
What filter separator component removes water from the fuel? Second-stage elements.
What problems could arise if air enters the pumping system? It will cause the fuel to surge, and this surging action could result in incorrect fuel meter indications and could seriously damage the dispensing pressure control system.
What is the purpose of a filter separator float control valve? To stop fueling operations in order to prevent water-contaminated fuel from being dispensed.
Why are the line strainers installed on the inlet side of pumps? To remove large foreign particles from the fuel before they enter the pump.
What type of calibrator is found on most fuel dispensing system fuel flow meters? Gear-type.
List the major components that make up the air system. An engine-driven compressor, storage reservoirs, air dryer, and the necessary piping and valving to supply the brake system, pumping system and all air operated accessories.
What electrical system item protects components against overload? Automatic reset-type circuit breakers.
What type of oil is used to lubricate and cool power takeoff assemblies? Ninety-weight gear oil.
Why do throttle interlock systems use air controls instead of electrical ground switches? To improve safety around flammable fuels.
What is the purpose of the throttle interlock system installed on R-11 and R-12 fuel dispensing systems? To prevent the auxiliary throttle from operating unless the PTO is engaged.
Where does the bypass system on the R-14 return excess fuel pressure? The inlet side of the pump.
How does the deadman control system give operators a vast amount of control over servicing operations? When manually activated by the operator, it sends air to various components, allowing fuel to pass to the hoses, and allowing the auxiliary throttle to operate.
What types of hoses are used on fuel dispensing systems? Collapsible and noncollapsible.
List the major components of bottom loading systems. Inlet manifold bottom loading valve, level sensor, throttling valve, and an air-operated vent.
How does the bottom loading optic probe on the R-11 overfill prevention system sense when the fuel level is high within the tank? Through electronic monitoring and electronic circuitry.
During R-11 bottom loading operations, what happens when the signal to the bottom loading optic probe is lost? The electronic control module cuts power to the air solenoid, placing a hydrostatic lock on the bottom-loading valve.
What are the classes of fluids? What is the major difference between them? Liquid and gas. Gas is much more compressible than liquid.
Why do fluid molecules flow and take the shape of any container they are poured into? Fluid molecules have a weaker attraction to themselves than do solid molecules.
What is Pascal's principle? Pressure applied to a confined liquid is transmitted equally and undiminished in all directions throughout the vessel, regardless of the shape or size of the vessel.
How does transmission of force differ between solids and liquids? When a solid is struck, the force is transmitted in the direction of the blow. Liquid will transmit the force in all directions.
What is static pressure? The pressure created by a liquid over a given area.
Explain the hydrostatic paradox? The force exerted on the bottom of a vessel is determined by the height of the liquid and not the volume.
What is the law of bouyancy? A body immersed in a liquid is buoyed up by a force equal to the weight of the liquid displaced by it.
What is the term used for liquids that separate when they settle, creating a clear-cut line? What is the clear-cut line called? Immiscible; interface.
Liquid flowing in a streamline manner. Volume of flow, velocity of flow, laminar flow, turbulent flow? Laminar flow.
Rate of speed a liquid is flowing. Volume of flow, velocity of flow, laminar flow, turbulent flow? Velocity of flow.
Liquid particles tend to tumble and jostle each other. Volume of flow, velocity of flow, laminar flow, turbulent flow? Turbulent flow.
Amount of liquid that passes a given point in a unit of time. Volume of flow, velocity of flow, laminar flow, turbulent flow? Volume of flow.
Used to flush pipelines. Volume of flow, velocity of flow, laminar flow, turbulent flow? Turbulent flow.
Is rated by the average flow across the cross section of a pipe. Volume of flow, velocity of flow, laminar flow, turbulent flow? Velocity of flow.
Can be determined by multiplying the area of a pipe by the velocity in feet per second. Volume of flow, velocity of flow, laminar flow, turbulent flow? Volume of flow.
Particles of liquid following one another and moving alongside each other. Volume of flow, velocity of flow, laminar flow, turbulent flow? Laminar flow.
Measured in gallons per minute. Volume of flow, velocity of flow, laminar flow, turbulent flow? Volume of flow.
Measured in feet per second. Volume of flow, velocity of flow, laminar flow, turbulent flow? Velocity of flow.
Name the five physical factors that can act on a liquid to affect its behavior. Gravity, atmospheric pressure, specific applied forces, inertia, and friction.
Which physical factors are the dynamic factors? Inertia and friction.
Explain Bernoulli's Principle. As the velocity of a moving fluid increases, its kinetic energy increases. Consequently, the pressure it exerts must correspondingly decrease.
What causes hydraulic shock? Hydraulic shock is produced by suddenly stopping or reducing flow.
During hydraulic shock waves, what happens to the intensity of each successive pressure wave and accompanying time interval? The amplitude (pressure) decreases while the time interval of successive waves remains constant.
What units of measurement may be used to express "force"? Pounds, tons, and kilograms.
What other term is commonly used to describe atmospheric pressure? Zero pressure.
Define gauge pressure. The pressure of a system measured by a gauge, which excludes atmospheric pressure.
What two units of measurement are used to define absolute temperature? Rankine temperature and Kelvin temperature.
What formula is used to determine Rankine temperature? Fahrenheit temperature + 459.67.
What formula is used to determine Kelvin temperature? Celsius temperature + 273.16.
What is the mathematical expression for Boyle's Law? PV=k.
In the mathematical formula for Charles' Law, what unit of measurement is used to calculate temperature? Kelvins.
A can of soda bursting because it is left in a car during hot weather is an example of which gas law at work? Gay-Lussac's Law.
Describe matter. Anything that takes up space and has mass.
What do you call a substance with only one kind of atom? Element.
Define molecule. Two or more atoms combined.
What makes up the elements that form molecules? Atoms.
What is the term for an atom with eight electrons in the valence shell? Stable or balanced atom.
What is an atom that has gained an electron called? Negative ion.
List four effects of current flow. Heat, chemical change, magnetism, and electrical shock.
What term is used to describe a unit of measure for "electrical pressure"? Volt.
Define "voltage." The force that moves electrons.
What unit of measurement is used to calculate all forms of opposition to current flow? Ohm.
Name five factors that affect resistance. Length, size (thickness), material, temperature, and reactance.
What unit of measurement is used to rate electrical motors? Horsepower.
What unit of measurement is used to rate generators and regulators? Watts.
What is magnetic material. A material, usually iron or steel, that has the ability to retain magnetic lines of force.
State the fundamental law of magnetism. Like poles repel each other; unlike poles attract.
What surrounds all current-carrying conductors? Magnetic lines of force.
What three items are necessary to have an electromagnet? Coil of wire, core material, and current flow.
What is the objective of the tool control program? To enhance safety by eliminating mishaps and equipment damage caused by uncontrolled tools.
Who develops operating instructions to specify accountability procedures? The Vehicle Fleet Manager or Vehicle Management Superintendent.
What methods may be used to track tool issues from a CTK? An AF Form 1297, Temporary Issue Receipt, a chit system, an automated system, or other locally-approved method.
How often should technicians visually inspect their ITKs? On a daily basis at the end of their shift.
How often must Vehicle Maintenance Flight Materiel Control section conduct CTK inventories? When kits are initially issued, semi-annually, or when the responsible individual is transferred and a new one is assigned.
What requirements must be fulfilled to establish a bench stock? The fuels management flight must coordinate with the LRS customer service element, set an approved maximum dollar threshold, and identify the stock location.
When may deletions to the bench stock review listing be processed? When requested by the flight, or when the bench stock review listing shows items with no consumption in the past 270 days.
The M04 program can compute authorized quantities at what intervals? 30-, 45-, or 60-day period.
During the Phase II bench stock review, what bench stock items receive special emphasis? Bench stock items with no demands in the past year and items with excessive quantities not supported by demands.
Created by: nosoupferyoo
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