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CHEM1212 midterm
LSU CHEM1212 lab midterm
| Term | Definition |
|---|---|
| information included in the chemical alert table: | ∙ chemical name ∙ formula ∙ hazard |
| a carcinogen is: | ∙ a substance that is suspected or proven to cause cancer |
| corrosive refers to: | ∙ a substance that irreversibly destroys living tissue when in contact with the skin or eyes ∙ can also be corrosive to metals |
| an irritant is: | ∙ a substance that causes itching, dryness, or sensitivity on skin or in eyes |
| a lachrymator is: | ∙ a substance that causes eyes to produce tears |
| toxic refers to: | ∙ a substance that may cause bodily harm through ingestion, inhalation, or skin absorption |
| hygroscopic refers to: | ∙ a substance that is moisture sensitive - can absorb water from the air |
| GHS corrosion precautions: | ∙ avoid contact with skin, eyes, clothing ∙ always wear appropriate PPE |
| GHS aquatic environmental hazard precautions: | ∙ use care when handling ∙ must discard in appropriate waste container (not down drain or in trash) ∙ always wear appropriate PPE |
| GHS irritant precautions: | ∙ avoid contact with skin and eyes ∙ do not breathe vapors ∙ do not eat or drink anything in the lab ∙ always wear appropriate PPE |
| GHS flammable precautions: | ∙ keep chemical away from heat, sparks, and flames ∙ keep container closed when not in use ∙ always wear appropriate PPE |
| GHS oxidizer precautions: | ∙ avoid mixing with other chemicals except as directed ∙ keep chemical away from contact with skin, eyes, clothing ∙ always wear appropriate PPE |
| GHS general health hazard/carcinogen precautions: | ∙ use care when handling ∙ avoid contact with skin, eyes, lungs ∙ do not eat or drink anything in the lab ∙ always wear appropriate PPE |
| GHS severe/fatal toxicity precautions: | ∙ avoid contact with skin and eyes ∙ avoid inhalation, swallowing, skin contact ∙ do not eat or drink anything in the lab ∙ always wear appropriate PPE |
| appropriate clothing in the lab includes: | ∙ tie back long hair ∙ shirts must cover shoulders and entire torso ∙ loose-fitting pants, must cover legs fully to ankles ∙ closed-toe shoes that cover top of foot and back of heel |
| PPE in the lab includes: | ∙ splash-proof goggles ∙ chemical resistant apron ∙ gloves when specified (from stockroom) |
| location of safety shower: | ∙ next to white board on side closest to door |
| location of fire extinguisher: | ∙ next to door by light switch |
| location of fire blanket: | ∙ on other side of door from fire extinguisher |
| location of eye wash station: | ∙ mounted on wall by sink |
| location of fume hood: | ∙ back of lab on opposite side from sink |
| location of sink: | ∙ back of lab on opposite side from fume hood |
| location of exits: | ∙ front and rear of lab (connects to adjacent lab) |
| what to do if chemical gets on small area of skin: | ∙ notify TA ∙ run water over affected area for 15 minutes |
| what to do if chemical gets on large area of skin or on clothing: | ∙ notify TA ∙ flood area with water from safety shower for 15 minutes |
| what to do if chemical gets on face with goggles still secured: | ∙ notify TA ∙ immediately wash face with water for 15 minutes, leaving goggles on |
| what to do if chemical gets in your eye (no contacts): | ∙ notify TA ∙ immediately flush eye with eye wash for 15 minutes, holding eye open so the water reaches your eyeball |
| what to do if chemical gets in your eye (with contacts): | ∙ notify TA ∙ immediately flush eye with water for a minute, then remove contacts and resume flushing for 15 minutes |
| what to do if there is a chemical spill: | ∙ notify TA ∙ find spill kit instructions on disposing of chemical in appropriate manner based on its hazards |
| each spill kit contains: | ∙ chemical absorbent pads, diasorb granules, acid neutralizer, dustpan with small whisk broom |
| what to do in case of broken glass: | ∙ notify TA ∙ on lab bench: use spill kit broom/pan to sweep up the glass and deposit it in the broken glass box ∙ on floor: get broom/pan from stockroom to deposit glass in broken glass box ∙ never put broken glass in trash - could harm custodians |
| what to do in case of fire: | ∙ notify TA ∙ if in beaker/container: cover with watch glass or lid to remove oxygen ∙ if large: use fire extinguisher, evacuate lab via closest exit |
| steps of PASS to use fire extinguisher: | ∙ P: pull the pin to unlock the handles ∙ A: aim nozzle at base of fire ∙ S: squeeze handles to dispense CO2 ∙ S: sweep back and forth to put out fire |
| what to do if a person's clothing/hair is on fire: | ∙ notify TA ∙ smother fire by covering the person with the fire blanket ∙ instruct the person to stop, drop, and roll |
| what to do if fire alarm goes off: | ∙ stop experiment, grab personal items, don't bother removing PPE ∙ if hot plates are being used, turn them off and unplug ∙ evacuate lab and building, staying together with your class ∙ do not block building exits, do not enter until all-clear given |
Created by:
junoreg
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