1. How are hands and feet protected when lifting heavy materials?

• Wear work packs.

• b. Wear loose clothing.
• Wear sound attenuators.

• d. Wear gloves and safety shoes.

2. What should you do if you try to lift a load, but it is too heavy?

• Get help to handle heavy loads.

• b. Rest for a while and try again.
• c. Find someone stronger to liftit.
• d. Try as hard as you can to lift it.

3.Why is it dangerous to load material too high on a cart?

• a. It can fall or obstruct your view.
• b. It will be too heavy for the cart.
• c. It is difficult to unload it later.
• d. The material on the bottom will be damaged.

4. What does the cylinder cap on a gas cylinder do?

• a. Protects the cylinder valve.
• b. Keeps the gas in the cylinder.
• c. Tells you what is in the cylinder.
• d. Makes it easy to use the cylinder.

5. Flammable gases are stored in……………………cylinders.

• a. red
• b. black
• c. green
• d. yellow

6. Only work with explosive materials in……………………..areas.

• a. dark
• b. closed
• c. ventilated
• d. unventilated

7. Why should you not wear metal buttons or jewelry when working around flammable materials?

• a. They may burn.
• b. They may get lost.
• c. They may cause sparks.
• d. They may get caught in machinery.

8. Which of the following should be grounded?

• a. Circuits.
• b. Electrical leads.
• c. Frames of electrical machinery.
• d. Parts inside electrical machinery.

9. What should you know about every electrical device?

• a. Don't touch it.
• b. It is safe to use.
• c. It can be dangerous.
• d. It's fun to play with.

10. An internal defect in an electrical cord may be detected by the

• a. feel of the cord
• b. sight of the cord
• c. length of the cord
• d. smel1 of burned insulation