Revision history of "File:Soap test laser pass.jpg"

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  • (cur | prev) 01:05, 25 November 2010‎ Tony (talk | contribs)‎ . . (137 bytes) (+137)‎ . . (Using a laser pointer to check for particles of soap in the water layer of a 50/50 shake up test. As no beam is visible, this is a pass.)
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