Safety Symbols + Lab Safety

flammable

easily set on fire, combustible

corrisive

harmful or destructive; eating away or eroding

toxic

poison

biohazard

Biological agent or condition that constitutes a hazard to humans.

radioactive

The breakdown of a radioactive element, releasing particles and energy

irritant

Effects the skin, eyes and/or respiratory system negatively. Acutely toxic.

health hazard

Toxic substance causing long term, possibly irreversible, health effect

explosive

Materials that cause a sudden release of pressure, gas, or heat.

Oxidizer

Materials that react chemically to cause other materials to burn.

Gas

Gases stored under pressure that can be flammable, toxic, or explosive.

safety glasses

Protects your eyes

Safety gloves

Protects your hands

Lab Apron

Protects your clothes.

environmental hazard

A substance or event that threatens the health of plants and animals

To protect your eyes from possible injury, wear ___.

safety goggles

To protect your clothing, wear a laboratory ___ whenever you are working with chemicals or heated substances.

apron

Tie back ___ to keep it away from chemicals, flames, or equipment.

long hair

Remove any article of ___ or ___ that can hand down and touch chemicals and flames.

clothing, jewelry

Do not wear ___ laboratory.

sandals

Be serious when working in the laboratory and never ___.

horseplay

Be ___ to work when you arrive in the laboratory and be sure you ___ the procedure.

prepared, understand

Read ___ for an investigation several time.

directions

Obtain ___ before "experimenting" on your own.

permission

Never handle any equipment unless you have specific ___.

permission

Take extreme care not to ___ any material in the laboratory.

spill

Dispose of waste in the _____ or _____

sink, trash

Never ___ anything in the laboratory.

eat

___ before and after every investigation.

wash your hands

Know the location and proper use of ___.

safety equipment

Notify teacher of any ___.

problems

Keep laboratory area ___.

clean

Immediately report ___, no matter how minor, to teacher.

accidents

Learn what to do in case of ___.

accidents

Become aware oF the location of the ___.

first-aid kit

Never use a heat source without wearing ___.

safety goggles

Maintain a ___ and keep all materials away from flames.

clean work area

Point a test tube or bottle ___.

away from you and others

Never heat a liquid in a ___.

closed container

Never pick up a container that has been ___.

heated

Never ___, ___, or ___ a chemical.

touch, taste, smell

Never return chemicals to their ___.

original containers

Never pick up ___ without first checking to see if it is hot.

glassware

Never use ___ or ___ glassware.

broken, chipped

Never ___ or ___ from laboratory glassware.

eat, drink

Handle ___ or ___ with extreme care.

scalpels, razor blades

Direct cuts ___ from the body.

away

Be careful when handling ___.

pointed objects

Notify teacher if you receive a ___.

cut

Treat all living things with ___ and ___.

care, respect.

After handling animals, ___.

clean your hands

When an investigation is completed, ___.

clean up

After every investigation, ___.

wash your hands