Neat idea

[Walsingham]

http://news.bbc.co.uk/1/hi/world/africa/4786216.stm

 

Using abundant 'spare' resources to purify water.

[Krookie]

Wouldn't that take a long time to boil?

[astr0creep]

Wouldn't that take a long time to boil?

<{POST_SNAPBACK}>

 

Apparently it doesn't need to boil, just reach 50 degrees. And since in Africa the temperature is around 40 degrees all day, clear bottles on black should get to that temperature quite easily methinks. Neat idea indeed, too bad it took them hundreds of years to figure out... "