Lab Safety Lesson

which is a lab safety rule

• Never were goggles

• Goggles must be worn whenever Bunsen burners or chemicals are being used.

• Goggles should only be worn when using Bunsen burners

• goggles should be worn during the demonstration and not the experiment

which is a lab safety rule

• shave before science experiments

• your hair might catch fire if you wear it down

• wear hair down during experiments

• Hair that extends beyond the collar should be tied back whenever flames, chemicals, or glassware are being used.

which is a lab safety rule

• Make sure you have read the experiments directions, and that you understand them before beginning the experiment.

• skip the directions and go straight to the experiment

• read the directions but continue even if you have not read them

• skim through the directions and read whats important

which is a lab safety rule

• listen to the directions but only them and not to commands like stop

• do not stop till finishing the experiment

• Listen carefully to the teacher’s instructions before proceeding with an experiment. At the command of the teacher, for any reason, stop work IMMEDIATELY. It may be you who are in danger.

• if the teacher says stop ignore him/her and keep going

which is a lab safety rule

• you can handle any materials on the demonstration table

• Never handle materials on the demonstration table.

• only handle materials during the experiment

• materials on the demonstration table are dangerous

which is a lab safety rule

• When handling or washing glassware, be extremely careful. Breakage is costly, and may cause serious injury. If anything spills or breaks. REPORT IT TO THE TEACHER before cleaning up.

• always break glassware

• if glassware breaks just clean it up without telling the teacher

• if glassware breaks it may cause serious injury

which is a lab safety rule

• make unusual experiments fun

• do not tell the teacher if a experiment is unusual

• Immediately report to the teacher anything unusual, such as broken or cracked apparatus, chemical reactions that appear peculiar, or electrical equipment or connections that have exposed wires.

• Immediately report to the teacher anything unusual, such as broken or cracked apparatus or chemical reactions that appear peculiar.

which is a lab safety rule

• ignore the temperature

• make sure an object is hot before you handle it.

• objects that are hot are dangerous

• Make sure an object is cold before you handle it.

Tags

NGSS.MS-PS3-3

which is a lab safety rule

• flammable liquids are dangerous

• never mix flammable liquids unless you want to explode

• handle flammable liquids with care

• Be extremely careful when handling chemicals and flammable liquids.

which is a lab safety rule

• drink chemicals

• Do not taste any chemicals unless the teacher tells you to do so.

• chemicals are dangerous

• eat chemicals