Question

Which type of heat source is the cleanest?

A.open fireplace
B.wood stove
C.hot water radiant heat

Answer 1

c. hot water radiant heat

Answer 2

option (C)

Step-by-step explanation:

The source which gives the energy in form of heat is called heat source.

There are several sources which gives us heat. For example, sun, burning candle, burning coal, heater, wooden stove, etc.

Here, the cleanest source of heat energy is hot water.