Multiple Choice
What is fluidized-bed combustion?
A) a device that initiates and maintains a controlled coal burn
B) a method of burning coal underwater to reduce CO2 emissions
C) a filter that cleans power plants' exhaust from coal combustion
D) a clean-coal technology that neutralizes acidic sulfur compounds produced during combustion
E) a pressurized water vessel that is used to extinguish coal fires
Correct Answer:
Verified
Correct Answer:
Verified
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