Yellow powder

From PyroGuide

Yellow Powder is a mixture of Potassium nitrate,Potassium carbonate and Sulfur. It has no apparent use in fireworks and should be made for educational reasons only.

Tutorial Take 20 parts of Potassium Carbonate and 10 parts of sulfur and melt it until a paste. Then Let it dry and add 30 parts of milled Potassium nitrate to the comp and mix it by diaper method.

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Composition

Potassium nitrate	30
Potassium carbonate	20
Sulfur	10