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Re: DIY industrial chemistry

Potassium nitrate
Collect urine and dung in barrels that have a bung on the bottom edge. Cover and let sit for several months. Filter through stainless screen and then through charcoal or ashes into plastic lined trays. Let evaporate in the sun for potassium nitrate crystals.
by Shotgun
Fri Aug 01, 2014 9:32 pm
 
Forum: 11. Advanced Chemistry
Topic: DIY industrial chemistry
Replies: 2
Views: 3163

A good young adult post-apoc novel

Try 'The Fountain of the Earth." on Amazon. What happens after a catastrophic solar storm nearly wipes out civilization.
by Shotgun
Fri Aug 01, 2014 8:42 pm
 
Forum: Best post-apoc novels?
Topic: A good young adult post-apoc novel
Replies: 0
Views: 1178

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