Lab Safety Earth Science. Laboratory Safety Rules and Symbols Why is Laboratory Safety important?

Lab Safety

Earth Science

Laboratory Safety Rules and Symbols

Why is Laboratory Safety important?

Eye and Face Safety

Eyes and Face Safety

When doing any experiment make sure that your hair is pulled back away from your face.

Eyes and Face Safety

When you are heating a test tube or bottle, always point it away from you and others.

Electrical Safety

Electrical Safety

This tells you that you are using electricity in the laboratory.

Electrical Safety

Never use long extension cords to plug in any electrical device.

Electrical Safety

Do not plug too many appliances into one socket and cause a fire.

Electrical Safety

Never touch an electrical appliance or outlet with wet hands.

Sharp Instrument Safety

Sharp Instrument Safety

It tells you that you are working with sharp instruments.

Sharp Instrument Safety

Handle any sharp instrument with EXTREME care.

Sharp Instrument Safety

Never cut any material towards you: always cut away from you!

Sharp Instrument Safety

If your skin is cut, tell your teacher IMMEDIATELY!

Fire Safety

Fire Safety

Never use any source of fire without wearing safety goggles.

Fire Safety

Never heat anything -particularly chemicals- unless instructed to do so.

Fire Safety

Never heat anything in a closed container.

Fire Safety

Never reach across a flame.

Fire Safety

Always use a clamp, tongs, or heat-resistant gloves to handle hot objects.

Fire Safety

Always maintain a clean work area, particularly when using a flame.

Example: No papers, books, or backpacks on the desk.

Glassware Safety

Glassware Safety

Glassware can easily be broken.

Glassware Safety

Always handle glass objects carefully.

Glassware Safety

Never use broken or chipped glassware.

Glassware Safety

Never heat glassware that is not thoroughly dry.

Glassware Safety

Never pick up glass unless you know that it is not hot.

Glassware Safety

If it is hot, use heat-resistant gloves or forceps.

Glassware Safety

Always clean glassware thoroughly before putting it away.

Chemical Safety

Chemical Safety

The symbol tells you that you are using chemicals that could be hazardous.

Chemical Safety

Never smell any chemical directly from it’s container.

Chemical Safety

Always use your hand to waft some of the odor from the top of the container towards your nose.

Chemical Safety

Only do this when instructed to.

Chemical Safety

Never mix chemical unless directed to do so.

Chemical Safety

Never touch or taste any chemical unless instructed to do so.

Chemical Safety

Keep all lids closed when chemicals are not in use.

Chemical Safety

Before starting any lab, Remove all of your jewelry and watches.

Chemical Safety

Dispose of all chemicals as instructed by your teacher.

Chemical Safety

If ANY chemicals, particularly acids, get on your skin or clothes, rinse the area with water, IMMEDIATELY! Then notify your teacher.