Charcoal

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Articles about Charcoal

20 published items.

Clean honey bee birth
New technology

Clean honey bee birth

Clean coal produces very few toxic gases such as SO2, NO2, CO ... which was successfully researched and produced by Hoang Van Thuong in Hai Ba Trung district, Hanoi. Cle…

December 11, 2018
VN: Synthesis of heat to heat
New technology

VN: Synthesis of heat to heat

There is no need for hot water, firewood, charcoal and electricity, which can still heat your body. It is a heat generator developed by experts from Hanoi University of…

December 11, 2018