Safety Quiz-Lab chem 1401
When diluting an acid, always add ____ to _____
acid to water
Move test tubes back and forth at an _____ while heating
angle
Strike matches ____ ____ your body
away from
Hold hot glasseware with ______ _______ or ______
beaker tongues or gloves
Use a ____ or ________ to draw liquid into a pipette.
bulb, pipetter
Extinguish small fires in containers by ________ them
covering
Rinse chemicals from your eyes in an _______ ________
eyewash fountain
Work with volatile chemicals under a ____ ____
fume hood
When inserting lubricated glass tubing into a stopper, protect your hands with _______ ______
leather gloves
Read and _________ a chemical label before using the chemical
reread
Always protect your eyes with ______ _______ when working in the laboratory
safety goggles
Put out clothing fires in a ______ ______
safety shower
Stand on a ____ _____ if you need to reach
step stool
____ ____ clothing on the way to the safety shower
take off
Pour chemicals from large reagent bottles into ________ _____________ before measuring
Small Containers
Balance a centrifuge by placing test tubes containing equal masses opposite each other
TRUE
Check glassware for stars and cracks
TRUE
Hold bottles with your hand over the label while pouring
TRUE
If you dont have an inserter, lubricate glass tubing before inserting it through a stopper
TRUE
Immediately wipe up any spills
TRUE
Remove rings and watches before working in the laboratory
TRUE
Wear closed leather shoes to protect your feet
TRUE
Carefully scoop up mercury from a broken thermometer with a piece of paper
FALSE
Shake laboratory thermometers down before use
FALSE
When lighting a Bunsen burner, first turn on the gas, then strike the match
FALSE