Wednesday 5th November 2025
Difficulty: Medium

Photo by Luke Jernejcic (Unsplash)
1. Gunpowder can be made by mixing sulphur, potassium nitrate, and...what?
2. Women working in munitions factories in World Wars I & II found their skin turned yellow because of the toxic effects of TNT (trinitrotoluene). What did the women become known as?
3. The explosive nitroglycerin can also be used as a medicine, to treat...what?
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