Lab Safety and Symbols

Quiz - Wednesday

General Precautions• FOLLOW ALL INSTRUCTIONS

GIVEN BY THE TEACHER! (most of the answers on the safety quiz involve telling your teacher when a mishap occurs)

• NO HORSEPLAY• NEVER EAT OR DRINK WHILE

EXPERIMENTING• KEEP YOUR WORK AREA

CLEAN AND UNCLUTTERED

Dress Code• Wear safety goggles for the entire

experiment if instructed to wear goggles.• Wear an apron to protect your clothes when

using chemicals or items that will stain.• Gloves are provided when needed.• Tie back long hair and dangling sleeves.• Take off loose and long jewelry.• Wear closed shoes.

First Aid• Report all accidents- big or small

to the teacher.• Know where the safety shower, eye

wash station, and fire blanket are located.

• Know where the fire exit is located.

Chemical Safety• Never put your face near the opening of a

container that holds a chemical.• Never touch, taste or smell anything unless

instructed by the teacher.• When pouring, pour over the sink.• Use care when working with acids and

bases.• When mixing acids with water, pour acid into

the water slowly.• Ask the teacher about how to dispose of

waste.

Using Glassware Safely• If glassware is chipped or cracked, notify

the teacher.• If you break glass, notify the teacher and

do not pick up the broken pieces.• Glass is cheap- Do not risk cutting

yourself.

Sharp Instruments• Handle sharp instruments with care.• When cutting, always cut away from

your body.

Safety symbols