Date: Tue, 01 Feb 2005 15:58:27 GMT From: amesnospamrak.demon.co.uk (Andrew Stephenson) Subject: Re: Saab newbie
In article <kIFLd.3025$dB4.2958nospamdc06> jamessweetnospamail.com "James Sweet" writes: > Um, no, when you compress a gas it gets hotter, when it expands > it gets cooler. One hot, bright summer afternoon (British summer, maybe 30C with not very dry air) I saw a small (10 litre?) propane tank builders had just been using to heat tar. The lower half of the tank was frosty, neatly marking the part still containing liquid gas. And anyone who has used a bicycle pump can attest to how warm it becomes, quite quickly. -- Andrew Stephenson