Quote:
Originally Posted by Tapout
Easy.
Bio char can be made from different types of wood each wood has different results. The temperature at which the Bio char is made (basically the amount of oxygen that fuels the fire) determines the amount of ash residue left inside of the Bio char.
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That makes sense they used different woods to make various gunpowder years ago.
I used to haul hardwood to a place that stacked in huge concrete kilns and they would burn it in a low oxygen environment.
They would then haul the charcoal to another plant to make charcoal bricketts.
Worth