"troll" wrote in message
news:b24219f7-119e-4a03-afed-b31b546aa901@p22g2000pre.googlegroups.com...
> ...
> If there were worlds with free oxygen not
> resulting from biological processes it
> would probably be the result of relatively
> strange chemistries. I would not
> recommend drinking liquids on that planet.
There are plenty of places on _this_ planet
where I wouldn't recommend drinking liquids
unless they had been exposed to boiling
temperatures for a while, or contained a
quarter or more by volume of ethyl alcohol.
Memories of touring China, with every room
supplied with one of those field-gun-shell-sized
thermoses of boiled water.
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