Traditional Culture Encyclopedia - Traditional culture - The coal burned by domestic coal stoves is made into honeycombs for the purpose of (a) increasing the volume fraction of oxygen in the air and (b) burning coal.
The coal burned by domestic coal stoves is made into honeycombs for the purpose of (a) increasing the volume fraction of oxygen in the air and (b) burning coal.
Making coal honeycomb can increase the contact area between coal and air, make it react effectively with oxygen in the air, and make coal burn more fully and release more energy. Therefore, in order to increase the contact area between coal and oxygen, the coal burned by domestic coal stoves is made into honeycomb;
So choose C.
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