Water Treatment Plant Operation Volume 2 Chapter 20
.
- 1.Hydrochloric acid is unstable even when properly contained and handled
- A.
True
- B.
False
- 2.Store closed as of containers in a clean, cool, open, and well ventilated area
- A.
True
- B.
False
- 3.Always pour acid in the water wall staring to prevent the generation of steaming hot water
- A.
True
- B.
False
- 4.The safety precautions of liquid caustic soda do not apply to the flake form
- A.
True
- B.
False
- 5.If you’re calling in area containing high chlorine, keep your head high until you’re out of the affected area
- A.
True
- B.
False
- 6.All chlorine safety equipment should be located outside the coronation room, but close enough so you can find the equipment when needed
- A.
True
- B.
False
- 7.All fluoride components are not hazardous chemicals that are toxic to operators
- A.
True
- B.
False
- 8.The most dangerous powder the water treatment plant operators are exposed to this powder activated carbon
- A.
True
- B.
False
- 9.All electrical circuits should be killed, if possible, before trying to control a class C Fire
- A.
True
- B.
False
- 10.According to OSHA regulations, not every entry into a confined a space requires a confined space entry permit
- A.
True
- B.
False
- 11.Never removing manhole cover with your hands
- A.
True
- B.
False
- 12.Your protection must be provided when operators are exposed to long periods of high levels of noise
- A.
True
- B.
False
- 13.Any equipment that could suddenly start up or release stored energy is a potential hazard to operators
- A.
True
- B.
False
- 14.Never pipit bacterial logical samples by mouth; always use a picket bulb
- A.
True
- B.
False
- 15.Operators should know the names and phone numbers of local and state civil preparedness coordinators
- A.
True
- B.
False
- 16.Who is responsible for safety?
- A.
Everyone should be responsible, from top management to all employees
- B.
The budget administrator
- C.
Of The employees who are safety conscious
- D.
The safety trainers
- 17.What is the one objective of a safety program?
- A.
To develop safe procedures
- B.
To evaluate the safety program
- C.
To prevent accidents
- D.
To report accidents
- 18.What is the main use of hypochlorite compounds in water treatment?
- A.
This infection
- B.
Neutralization
- C.
PH adjustment
- D.
Stabilization
- 19.Why is an adequate ventilation system needed when handling soda ash (sodium carbonate)?
- A.
Took control atmospheric oxygen
- B.
To control dust
- C.
Took control orders
- D.
To control toxic gases
- 20.Why should operators not use the canister type mask when repairing a chlorine leak
- A.
A tight fit is difficult to achieve
- B.
Canisters to heavy
- C.
No canister can provide oxygen
- D.
Sweat can call the canister to leak
- 21.What will be prevented by keeping alum from mixing with moisture by storing it in a dry location
- A.
Acidic conditions
- B.
Caking
- C.
Coagulation
- D.
Deterioration
- 22.Why should carving fires not be doused with a stream of water
- A.
Water may cause an acidic, corrosive mixture
- B.
Water may cause a slippery surface
- C.
Water may cause burning carbon particles to fly
- D.
Water may react chemically with oxygen and air
- 23.How may spilled polymers be cleaned up
- A.
By using a broom and dustpan
- B.
By using a vacuum cleaner
- C.
By using a water spray
- D.
By using inert, absorbent material such as Sand or Earth
- 24.Is [your statement here] true or false?
- A.
True
- B.
False
- 25.What does a class B fire consume?
- A.
Combustible metals
- B.
Energize electrical equipment
- C.
Flammable and combustible liquids
- D.
Ordinary combustibles