Black Powder

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The most typical form of is the mixture of sulfur, charcoal, and potassium nitrate. Another form of this powder is known as the brown form, this is a mixture of saltpeter, charcoal, and sulfur. These pieces tend to look like little hexagonal or octagonal milk chocolate pieces. However these can be modified in a way to form a more harsh explosion. This method is known as grading, were powder size is modified to hold a higher concentration of a particular substance. The charcoal used in such is considered to be ash from the wood of a willow. The different types of can be modeled in such ratios such as 6:5:5 or 6:5:2. Any considerable deviation from such formulas produces a powder which burns more slowly or produces less vigorous effects, and different formulas are used for the compounding of powders for blisting and for other special purposes. There are generally 4 grades of black; Fg, FFg, FFFg, and FFFFg. The particle size of Fg is the largest. FFg is the most versatile. ...

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