All are components of black gun powder except:

Correct Answer: Lead peroxide
Description: Ans: b (Lead peroxide) Ref: Reddy, 27th ed,p. 187Components of black gun powder - Potassium nitrite 75%Sulphur 10%Charcoal 15%Smokeless gun powderNitrocelluloseNitroglycerineNitroguanidineSemismokeless powder80% Black gun powder + 20% smokeless powder- Lead peroxide is present in printing mixture.
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