OT Don't read this (was Re: Altair MBL source)

[Paul Koning]

>>>>> "Brad" == Brad Parker <brad at heeltoe.com> writes:

 Brad> "Eric Smith" wrote:
 >> Brad wrote:
 >>> If you inhale a gas which is heavier than air, what happens?
 >>  Dwight wrote:
 >>> You sink?

 Brad> lol.

 Brad> I'm not disputing what anyone is saying, but why did the backup
 Brad> operator hit the floor in about 5 paces?  The room was full of
 Brad> refrigerant (freon?) which had leaked from the a/c unit (a big
 Brad> huge box unit with a chiller on the roof).

 Brad> I assumed it was because the refrigerant displaced all the air
 Brad> in his lungs.  He passed out *very* quickly - like a few paces
 Brad> from the door.

Different scenario.  Halon fire suppression systems are designed to
put only a few percent of halon into the room, not enough to "displace
oxygen".  The case you mentioned was an uncontrolled discharge,
presumably a much larger amount.

	   paul