AGENDAAGENDACW:CW: Lab safety application Lab safety application

w/Sponge Bob and Safety w/Sponge Bob and Safety Illustration.Illustration.

HW:HW: Study lab safety symbols & Study lab safety symbols & notes. Quiz on Wednesday 8/12! notes. Quiz on Wednesday 8/12! Lab Safety Illustration/App due Lab Safety Illustration/App due beginning of class on Thursday.beginning of class on Thursday.

Take out your Safety Symbols sheet and Take out your Safety Symbols sheet and flip over to the other side. Read over the flip over to the other side. Read over the Sponge Bob story silently to yourself.Sponge Bob story silently to yourself.

LAB LAB SAFETYSAFETY

bybyMrs. EsserweinMrs. Esserwein

SAFETY SYMBOLSSAFETY SYMBOLSWill always be at the Will always be at the

beginning of a lab in your beginning of a lab in your textbook.textbook.

Try to identify the safety Try to identify the safety symbols with the person symbols with the person sitting next to you!sitting next to you!

INSTRUCTIONSINSTRUCTIONSFollow all instructions Follow all instructions carefully!carefully!

Use special care when you Use special care when you see the word see the word CAUTIONCAUTION!!

GOGGLES!GOGGLES!Protects Protects eyeseyes

Never take Never take off during a off during a lab!lab!

Chemical Safety Chemical Safety (2 slides)(2 slides)

Do not inhale chemicals!Do not inhale chemicals!Hold 6 inches away from Hold 6 inches away from nosenose

Wave hand gently over Wave hand gently over opening of tube (opening of tube (waftingwafting))

More Chemical More Chemical Safety!Safety!

Never taste or touch unknown Never taste or touch unknown substances!substances!

Use materials only from Use materials only from properly labeled containers!properly labeled containers!

Never mix chemicals!Never mix chemicals! Notify teacher of spills ASAP!Notify teacher of spills ASAP!

NO EATING NO EATING DURING LAB!DURING LAB!

You could ingest something poisonous!

NO NO HORSEPLAY!!!!HORSEPLAY!!!!

Chemical spillsChemical spillsDamaged equipmentDamaged equipmentNo running, pushing, No running, pushing, or throwing!or throwing!We

want YOU to be SAFE!

WATER PRESSUREWATER PRESSUREWhen you need to turn When you need to turn on the water…turn it on on the water…turn it on SLOWLYSLOWLY or you could or you could make a make a BIG BIG mess! I mess! I speak from experience! speak from experience! :-) :-)

ACCIDENTS? ACCIDENTS? INJURIES?INJURIES?

Report all Report all accidents & accidents & injuries to injuries to your teacher your teacher immediately!immediately!

PROPER DRESSPROPER DRESSRoll up long sleevesRoll up long sleevesTie back long hairTie back long hairWear safety goggles Wear safety goggles when necessarywhen necessary

LAB EQUIPMENTLAB EQUIPMENT Do not use chipped or Do not use chipped or

cracked glassware!cracked glassware! Do not pick up broken Do not pick up broken

glass with bare hands!glass with bare hands! Use care in handling Use care in handling

sharp equipment!sharp equipment! Take care of lab Take care of lab

equipment!equipment!

End of Lab InstructionsEnd of Lab InstructionsReturn materialsReturn materialsClean lab areaClean lab areaEVERYONEEVERYONE is is responsible for cleaning responsible for cleaning up at the end of a lab!up at the end of a lab!

APPLICATION!!!APPLICATION!!! Are the proper Are the proper

safety procedures safety procedures being followed in being followed in each of these each of these situations? Give situations? Give reasons for your reasons for your answers.answers.

Gina is thirsty. Gina is thirsty. She rinses a She rinses a beaker with water, beaker with water, refills it with Sierra refills it with Sierra Mist, and takes a Mist, and takes a drink.drink.

Bram notices that the Bram notices that the electrical cord on his electrical cord on his microscope is frayed microscope is frayed near the plug. He near the plug. He takes the microscope takes the microscope to his teacher and asks to his teacher and asks for permission to use for permission to use another one.another one.

The printed directions in The printed directions in the lab book tell a the lab book tell a student to pour a small student to pour a small amount of hydrochloric amount of hydrochloric acid into a beaker. acid into a beaker. Jamal puts on safety Jamal puts on safety goggles before pouring goggles before pouring the acid into the beaker.the acid into the beaker.

It is rather warm in It is rather warm in the lab during a late the lab during a late spring day. Anna spring day. Anna slips off her shoes slips off her shoes and walks barefoot and walks barefoot to the sink to clean to the sink to clean her glassware.her glassware.

While washing While washing glassware, Mike glassware, Mike splashes water on splashes water on Evan. To get even, Evan. To get even, Evan splashes him Evan splashes him back.back.

During an experiment, During an experiment, Lindsey decides to mix Lindsey decides to mix two chemicals the lab two chemicals the lab procedure does not procedure does not say to mix because say to mix because she is curious about she is curious about what will happen.what will happen.

HOW DID YOU DO???HOW DID YOU DO???Remember Remember

your ABC’s:your ABC’s:AAlwayslwaysBBeeCCarefularefulLet’s have a Let’s have a

great year!great year!