Quote:
Originally Posted by GJH
Purely my personal opinion but I wouldn't bother if I were you. I bought one and I've never been able to tell what the gas level is from it.
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I agree. I bought one thinking what a brilliant idea....it wasn't! As you say they are not that easy to read and certainly far from precise.
They work from temperature off the gas inside the bottle and it's just as easy to stick your hand on or shake the bottle.