Prentice-Hall, Inc. Science Safety Rules

Detailed fill-in-the-blank practice flashcards covering laboratory safety rules, first aid, chemical handling, and safety symbols based on the Prentice-Hall, Inc. manual.

Never wear __________ in the laboratory.

contact lenses

Wear safety goggles whenever you are working with chemicals, burners, or any substance that might get into your __________.

eyes

Wear a laboratory __________ or coat whenever you are working with chemicals or heated substances.

apron

Tie back __________ to keep your hair away from any chemicals, burners and candles, or other laboratory equipment.

long hair

Do not wear __________ or open-toed shoes in the laboratory.

sandals

Never "__________" in the laboratory.

horse around

Read all directions for an investigation several times and follow them __________ as they are written.

exactly

Obtain __________ before "experimenting" on your own.

permission

Never handle any __________ unless you have specific permission.

equipment

If spills occur, ask your teacher immediately about the proper cleanup procedure and never simply pour chemicals into the __________ or trash container.

sink

Wash your hands before and after performing every __________ .

investigation

Know the location and proper use of safety equipment such as the fire extinguisher, emergency __________, first-aid kit, emergency shower, and eyewash station.

blanket

Notify your teacher of any medical problems you may have, such as __________ or asthma.

allergies

Keep your laboratory area clean and free of unnecessary __________, papers, and equipment.

books

Report all accidents, no matter how __________, to your teacher immediately.

minor

In case of specific accidents such as getting acid on your skin, rinse it off with lots of __________.

water

Your teacher should __________ any required first aid due to injury.

administer

Report any fires to your __________ at once.

teacher

Never use a heat source such as a candle or burner without wearing __________.

safety goggles

A chemical that is harmless when __________ can be dangerous when heated.

cool

If the flame leaps out of a burner toward you, turn the __________ off immediately.

gas

Point a test tube or bottle that is being heated __________ you and others.

away from

Never heat a liquid in a __________ container.

closed

If you can feel the heat on the back of your hand, the container may be too __________ to handle.

hot

Use a clamp, tongs, or __________ gloves when handling hot containers.

heat-resistant

Never mix chemicals for the "__________" because you might produce a dangerous substance.

fun of it

If you are instructed to note fumes, gently wave your hand over the opening of a container to direct them toward your nose, rather than __________ the fumes directly.

inhaling

Keep all __________ closed when a chemical is not being used.

lids

To avoid __________, never return chemicals to their original containers.

contamination

When diluting an acid, pour the acid into __________.

water

A __________ motion and lubricant will be helpful when inserting glass tubing into rubber stoppers.

turning

Never heat glassware that is not thoroughly __________.

dry

Use a __________ screen to protect glassware from any flame.

wire

If you are instructed to cut glass tubing, __________ the ends immediately to remove sharp edges.

fire polish

If glassware breaks, notify your teacher and dispose of it in the proper __________ container.

trash

Handle scalpels or razor blades with extreme care and never cut material __________ you.

toward

No investigations that will cause pain, discomfort, or harm to __________, birds, reptiles, fish, and amphibians should be done.

mammals

Animals should be handled only if __________ .

necessary

Special handling is required if an animal is excited, frightened, __________, feeding, or with its young.

pregnant

Treat all __________ as if they were harmful and use antiseptic procedure.

microorganisms

Report animal __________ or stings to your teacher at once.

bites

Wash your hands with soap and __________ water after every investigation.

warm

Turn off all __________ before leaving the laboratory.

burners

The __________ symbol indicates you are working with breakable materials such as glassware.

Breakage

Wear disposable __________ gloves to protect yourself from chemicals or organisms that could be harmful.

plastic

The __________ symbol warns that pointed-tip scissors, scalpels, or pins can puncture your skin.

Sharp Object

Avoid the possibility of __________ by not using electrical equipment around water.

electric shock

When poisonous or unpleasant vapors may be involved, work in a __________ area.

ventilated

Use antibacterial soap to lather both sides of your hands and __________ your fingers.

between

The __________ symbol may appear when you are asked to develop your own procedure.

General Safety Awareness