On Tue, 4 Aug 1998, Tony Duell wrote:
Freezer spray I have - and use a lot. It's
essential for tracing
intermittant electrical faults. Liquid nitrogen I don't have, but I am
told it's not that hard to get or that expensive. Mind you, I don't hold
out any hope of getting it in the UK at the moment. For example, I wanted
some dilute hydrochloric acid recently, and was told it couldn't be
supplied because 'it's toxic'.
Over here, it is commonly available for etching/cleaning swimming pools -
at least on the left coast. But we have the same high degree of idiocy,
also!
- don