How do welding shade numbers add up? Eclipse viewing.
On Fri, 11 Aug 2017 09:08:02 -0700 (PDT), rangerssuck
wrote:
On Friday, August 11, 2017 at 2:57:26 AM UTC-4, Richard Smith wrote:
Same reason as condom moulds for forming from the natural latex are
made of glass - they are either fully intact or fully broken - nothing
in-between is possible.
Today, I have learned something new. Thanks, Richard.
Right! I always wondered why there was no market for condom blowout
patches...
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Ed Huntress
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