Laboratory Safety
hair
________ should be tied back so that it does not become part of your experiment
immediately
all spills should be cleaned up _____________
closed
containers or bottles of liquids to be stored in the lockers must be _____________
15-20
how many minutes should reagents be washed off with water for after coming in contact with the skin
turn off source
if a fire occurs in the lab what is the first step that should be taken
flammable
physical hazard class that covers products that have the ability to ignite easily and their main hazards are fire or explosions
boiling point
refers to the temperature at which a liquid boils
water
to treat minor burns, soak the injury in __________
false
true of false, unused materials that were obtained from their container for the lab may be returned as to not waste them
true
true or false, backpacks are not allowed at the lab bench, only bring your notebook with you
false
true or false, eating, drinking, or chewing gum in the lab is allowed at some times
true
true or false, every chemical should be considered potentially hazardous because they are ALL dangerous if entered into the body
false
true or false, it is okay for a student to have parts of their legs exposed as long as they are wearing closed shoes and a lab coat
true
true or false, there are no situations in the lab in which safety goggles and lab coats may not be worn
dilute
waste liquids in the form of __________ acids or bases may be washed down the sink with large quantities of water
wash hands
what is the last thing that you must do before leaving the lab
taste
what is the one sense that is NEVER used in the lab
spill kit
what must be used to clean up concentrated acids and bases if they are spilled
wafting
what technique should be used to smell a chemical
garbage
where should solid waste be disposed of unless otherwise informed
closed toe
which type of shoes must be worn in the lab
mouth
while heating substances in a test tube, care should be taken that the _____________ of the test tube is not aimed at anyone