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purifaid, Tag
- Scientist Uses Whiskey Byproduct to Purify Water Contaminated with Arsenic in Bangladesh Sat, 4 Jan 14, 4:09amA scientist at Aberdeen University has discovered a byproduct of whiskey production that can be used to purify water. Dr. Leigh Cassidy had the idea to use draff, the leftover residue from barley husks when making alcohol,...