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>                                                        It is worth remembering
> that pure O2 is used for welding, garages have a lot of grease around and I
> have never heard of an explosion in a garage caused by grease, dirt and O2.
> Have you?

Actually, I have. Seems a farmer down in Texas used 3-in-One oil to
lubricate the regulators on his welding rig. The regulator on the O2 tank
exploded rather vigorously when he turned the valve on. No damage was
sustained other than a cut arm and a blown seal in his fruit-of-the-looms.

:~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~:~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~:
:Patrick Murphy                       : murphy@un*.sl*.un*.co*         :
:Unisys, Government Systems Division  :"With their absence, the calm waters, :
:McLean, VA                           :having no memories, no wonder, closed :
:(703) 847-2545                       :over the spaces they had just occupied:
:  Opinions expressed are mine alone  :as if they had never been there."     :
~~~~~~~~~~~~~~~~~~~The score:  Opinions-3  A**holes-1~~~~~~~John E Conn~~~~~~~

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