Lab Safety

These flashcards cover essential safety measures, proper procedures, and important protocols to follow in a graphic communications lab to ensure a safe working environment.

What are the most frequent accidents in the lab usually caused by?

The way people move around the work area.

What color is used to identify fire hazards and fire protection equipment?

Red.

Where should flammable solvents be stored?

In red safety cans away from heat or flame.

What should oily rags be placed in?

Special waste cans that are airtight and self-closing.

What is spontaneous combustion?

It can occur when rags or materials are soaked with oils and generate enough heat through auto-oxidation to ignite.

What is the proper procedure for using a fire extinguisher?

1. Pull the safety pin out completely; 2. Hold the extinguisher upright and aim at the base of the fire; 3. Pull the handle and squeeze short bursts in a sweeping motion until the fire is out.

What should you do if you see or smell smoke in the lab?

Tell an instructor or graduate assistant immediately.

Why is it important not to work with solvents in a poorly ventilated area?

Fumes can make you sick, and vapors may explode if an electrical switch is turned on.

What should you wear when mixing chemicals?

Safety glasses.

What is the correct order for adding acid and water when mixing?

Always add acid to water, not the other way around.

What can messy work areas in the lab cause?

Accidents and can hide other hazards.

What should be done with scrap paper?

Place it in wastebaskets to avoid problems from buildup.

What are some safety rules for operating machinery in the lab?

Wear closed-toed shoes, wear safety glasses, do not run a machine you haven't been checked out on, never leave a running machine unattended.

What should you always do before operating a machine?

Turn the machine by hand before switching the power on.

What must be done if you have to leave a machine unattended?

Shut it off, even if it’s just for a minute.

What are the dangers of handling paper in a graphic communication facility?

Paper has very sharp edges and can cause painful cuts.

What is recommended for lifting heavy objects?

Use proper lifting techniques to avoid back injuries.

What should be examined before starting a press?

Ensure that guards on printing presses are in place to protect against accidental injury.

What is a crucial rule regarding the use of scissors and knives in the lab?

They should be in their proper location when not in use.

How should hazardous materials be disposed of?

They should be in their proper containers.

What does the acronym NETC stand for?

No specific definition provided in the notes; it appears to be a reference to a hazardous materials listing.

What precaution should be taken regarding electrical equipment?

Avoid overloading electrical outlets; only plugin as many cords as you originally had outlets for.

What should be done if you hear unusual sounds from a machine?

Turn off the machine; chances are a repair is necessary.