Module 3.1 Revision

What type of hazards the battery room has?

• a. Mechanical and chemical

• b. Electrical and mechanical

• c. Chemical and electrical

• d. Flame and Smoke

Why the flame arrestor vents must never be blocked?

• a. To stop any flame from passing through the vent

• b. To protect the battery from internal explosions

• c. To give off explosive hydrogen gas

• d. Both a and b

What happens when you mix acid with water?

• a. It produces smoke

• b. It generates heat

• c. It makes bubble

• d. It will explode

What is the correct way to dilute the acid ?

• a. Add large amounts of acid to large amounts of water

• b. Add large amounts of acid to small amounts of water

• c. Add small amounts of acid to large amounts of water

• d. Add small amounts of water to large amounts of acid

What type of material is used to neutralize the acid?

• a. Acid

• b. Water

• c. Baking soda and water

• d. Sand

Why never use metal tools on top of a battery cells?

• a. Because they are might falls and break the battery cells

• b. Because they might fall between the terminals and cause a spark

• c. Because they are not safe

• d. Because they might injure your hand

What is the first check before you enter the battery room?

• a. Check the extractor fan is working

• b. Check the light is working

• c. Check the batteries are ok

• d. Check if there is no gases in the room

What you will use to flush any spilled electrolyte from your body inside battery room?

• a. Clean cloth

• b. Eyewash station

• c. Shower station

• d. Both b and c

Why never tilt the cells when lifting them?

• a. Because the electrolyte will damage

• b. Because the cells will damage

• c. Because the acid solution will spill and burn your skin and eyes

• d. Because the cells might fall down

What is second action you have to do after using the Eyewash or Emergency Shower?

• a. Seek for medical attention

• b. Report to the boss

• c. Close and Lock the battery room

• d. Have enough rest