Lab Safety Review

Safety Rules…

ALWAYS follow the directions given by the teacher!

Safety Rules…

Stay at your assigned lab station unless given different instructions by the teacher.

Do NOT begin an experiment until told to do so.

Stay with your assigned lab group.

Safety Rules…

Follow all instructions carefully. When in doubt, ask the teacher.

Report ALL injuries immediately to your teacher.

Any misbehavior or violation of rules could result in a zero for your lab grade, no longer being able to participate in lab, or an office referral.

EYE SAFETY…

Always wear goggles when instructed… or you may wear this instead!

Testing for odors…

If you are instructed to smell a chemical, “waft” by waving your hand over the top of the container to push the odor toward you and sniff cautiously…

Electrical Safety…

Do not stretch electrical cords where someone might trip on them.

When removing an electrical plug from a socket, pull the plug, NOT the cord.

Glassware Safety… Never use cracked

or chipped glassware…report it to the teacher immediately.

Never heat empty or closed glassware.

Glassware Safety… When heating a

test tube, never point it in the direction of other people.

Never look down into a heated test tube.

Heating Safety…

Extinguish clothing fires with the fire blanket.

NEVER leave an open flame unattended.

Gas jets are NOT to be used without teacher supervision.

Explosion Precaution Use only small amounts

of flammable (able to catch fire easily) liquids.

Keep all flammable liquids away from any open flame or heat source.

When diluting acids, always pour ACIDS into WATER!

Chemical Safety NEVER touch or taste chemicals. NEVER handle chemicals if you have

an open wound. NEVER use chemicals or materials

from unlabeled containers.

Clothing Protection… Wear a laboratory apron to protect

your clothing. Long hair should be tied back and

secured. Loose sleeves must be secured at all

times or rolled up.

Waste Disposal Dispose of any broken glass in a

container specifically provided for that purpose.

Dispose of any chemical waste in a container designated by the teacher.

Clean all chemical spills as instructed by the teacher.

Your work surface must be clean and dry before you will be dismissed.

Where are they…can you find…

the fire extinguisher? the fire blanket? the emergency shower? the fume hood? the emergency eyewash? the goggle cabinet?

What’s wrong with this picture?