Question

What blows out of
bellows?​

Answer 1

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The bellows are used to deliver additional air to the fuel, raising the rate of combustion and therefore the heat output. Various kinds of bellows are used in metallurgy: Box bellows were and are traditionally used in East Asia. Pot bellows were used in ancient Egypt.

Answer 2

Answer:

The bellows are used to deliver additional air to the fuel, raising the rate of combustion and therefore the heat output. Various kinds of bellows are used in metallurgy: Box bellows were and are traditionally used in East Asia. Pot bellows were used in ancient Egypt.