Summary
Question: Where might you find the world's most expensive glasses of water, and who are the drinkers?
Answer: $3,000 per glass is roughly the price of fresh water ferried up to the International Space Station, says Hazel Muir in "New Scientist." Each astronaut uses about 4.4 liters a day for drinking, washing, etc., which costs around $11,000 per liter to ship up. So NASA is looking to trim this price in favor of a "vile cocktail" of recycled astronauts' urine, sweat, and even lab rats' liquid waste.See the full content of this document
Extract
A Drink of Water: $11,000
Storing fresh water takes up too much room, which makes recycling essential. A key part of the "water recov...
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