We do not doubt that impurities (such as pyrites) ground with charcoal into dust, may, when moistened with water, generate sufficient heat to induce spontaneous combustion in the coal; but we mean ...

London cafe Bean & Wheat makes a charcoal latte made from grounded coconut shells. The caffeine-free drink, called Black Heart Latte, is made with only charcoal, milk, and vanilla. "The reason why ...

Store the charcoal off the ground if possible to allow air circulation. Oh, and just in case it needs to be said, keep your charcoal away from any heat source, since it's, you know, flammable.

Do not throw live charcoal on the ground and leave it. Never leave a fire unattended. Sparks or embers can blow into leaves or grass, ignite a fire, and quickly spread.