IPC Laboratory Procedures

Directions: Fill in the blanks with the correct word or phrase.

General Laboratory Procedures

•______“horse play” in the laboratory.

•______play with laboratory equipment or materials.

•______follow instructions and ______until you are told to begin before starting any investigation.

•NEVER ______, ______or ______anything in the laboratory.

•NEVER carry out ______experiments.

•Wear safety goggles, laboratory aprons, and gloves when ______to do so.

•Keep ALL books and nonessential items ______from the work area.

•Keep your work area ______. Dispose of waste materials in ______containers.

•Report ______injuries or accidents to your teacher ______.

•NEVER use broken or cracked ______.

•ALWAYS wear shoes in the laboratory. Sandals are NOT suggested.

•Tie back long hair and restrict any lose clothing.

Working with Fire and Heat

•Use a ______for heating whenever possible as opposed to a bunsen burner.

•Use test tube ______, tongs, or heavy ______to handle ______items.

•DO NOT put your face or hands over any ______liquid.

•When heating chemicals or other materials, be sure the containers are made of heat-proof glass.

•______point a heated container at anyone. Be especially careful with heated test tubes.

•Keep flammable materials away from ______sources.

•Turn off heat source as soon as you are finished with it. Do not move it until it has ______. Leave a note to indicate that a hot plate has been recently used, since it is difficult to tell if the plate is still hot without touching it.

Working with Acids and Bases

•Acids and Bases are very chemically ______. When they are combined with water they may splatter, often landing on the hands or on the face of the person using the chemicals. To prevent this type of splattering, ______add ______and ______TO ______, NOT the other way around.

•Should you get an acid or base on your skin, flush the area with running ______and notify your teacher ______.

Working with Electrical Equipment

•Be careful with electrical cords. ______leave them where someone might trip over them. Keep the cords away from ______and ______.

•Grasp the plug when ______an electrical outlet. DO NOT pull on the cord.

•NEVER touch cords or electrical outlets with ______hands.

•Turn off ALL electrical equipment when an investigation is completed.

Safety Symbols

Disposal Alert

This symbol appears when care must be taken to ______of materials properly.

Biological Hazard

This symbol appears when there is a danger involving bacteria, fungi, or protists that might be ______to humans.

Thermal Safety

This symbol appears as a reminder to use caution when handling objects that can burn skin by being too ______or too ______.

Sharp Object Safety

This symbol appears when a danger of cuts or punctures caused by the use of a ______exists.

Fume Safety

This symbol appears when chemical reactions could cause dangerous ______and cause possible danger to respiratory tract.

Electrical Safety

This symbol appears when care should be taken while using ______equipment. Possible danger from electrical shock or burn.

Irritant Safety

This symbol appears whenever there are substances that can ______the skin or mucous membranes of the respiratory tract.

Chemical Safety

This symbol appears whenever there are ______that can react with and destroy tissue and other materials.

Toxic Safety

This symbol appears whenever there is a substance that may be ______if touched, inhaled, or swallowed.

Open Flame Alert

This symbol appears when use of an ______could cause a fire or an explosion.

Eye Safety

This symbol appears when proper ______should be worn at ALL times by anyone performing or observing science activities.

Clothing Protection Safety

This symbol appears when substances could stain or burn clothing.

Material Safety Data Sheets (MSDS)

The ______ is a document that states the safety information about a chemical:

•Chemical ______

•Chemical Formula

•How to ______the chemical

•How to ______a spill of the chemical

•How to dispose of the chemical

•_____ of the chemical

The Texas Hazard Communication Act

The purpose of the Texas Hazard Communication Act was to ensure the ______of students in the science lab, as well as, the protection of employees who may be exposed to hazardous chemicals on the job.