Andy Dingley wrote:

If you want a convenient hydrogen-oxygen torch, then many jewellers are
already running them happily. Personally I wouldn't buy a tin-opener
from this bunch, because they're talking rubbish. Maybe they're actually
selling a perfectly adequate electrolytic torch (as several other
manufacturers do) but they don't have to insult my own knowledge and
experience to do so,

A-men to that. There is nothing that "turns me off" faster than
that kind of BS advertizing. It's even worse than used car salesmen. :-)
...lew...