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LabEquipment&Safety
Term | Definition |
---|---|
test tube rack | used to hold and dry test tubes. |
thermometer | used to measure how much heat energy is in an object. |
test tubes | used to hold small amounts of pre-measured substances. |
digital balance | used to determine a smaller, lighter object's mass. |
triple-beam balance | used to determine a larger, heavier object's mass. |
scoopula | used for drying |
weigh boat | |
pipette | used to transfer liquid from one container to another (increments are very small, usually .25 mL per increment.) |
beaker | used to measure large volumes of liquid (increments are larger than a graduated cylinder, usually 25-50 mL per increment.) |
graduated cylinder | used to measure volume of liquids, more precise than a beaker (increments are smaller than a beaker- usually 1 mL per increment.) |
bunsen burner | used to heat liquids and substances in glassware or ceramics. |
ring stand | bunsen burner goes on the stand and a wire screen goes on top of the ring. The wire mesh is used to hold glassware and ceramics while heating. |
beaker tongs | used to pick up hot objects and small glassware. |
test tube tongs | used to hold test tubes over flames or in beakers of hot fluid. |
heat resistant gloves | used to handle hot objects. |
normal laboratory gloves | used in laboratory anytime chemicals are to be used. |
goggles | protect your eyes. |
meter stick | measures length. |
erlenmeyer flask | glassware with a wide base and with sides that taper upward to a short vertical neck; allows contents to be mixed by swirling |
volumetric flask | used for making liquid solutions of precise volumes. |
microscope | used for magnifying very small items for easier viewing. |
microscope slides | |
disposal alert | this symbol appears when care must be taken to dispose of materials properly. |
biological hazard | this symbol appears when there is danger involving bacteria, fungi, or protists. |
open flame alert | this symbol appears when use of an open flame could cause a fire or an explosion. |
thermal safety | this symbol appears |
sharp object safety | this symbol appears |
fume safety | this symbol appears |
electrical safety | this symbol appears |
plant safety | this symbol appears |
animal safety | this symbol appears |
radioactive safety | this symbol appears |
clothing protection safety | this symbol appears |
fire safety | this symbol appears |
explosion safety | this symbol appears |
eye safety | this symbol appears |
poison safety | this symbol appears |
chemical safety | this symbol appears |