Originally posted by rave154
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EDITED
LOL It is to be hoped that we're not 'guessing' here but that we're simply trying to establish if the 'pressure' can be felt by an impartial experimenter. Golly. Any more controls and we'd end up needing a 'lie detector test'. Somewhat inappropriate.
getting this all setup is tricky....i will get this,......schlieren,thanksand to cargille.com for his "bare bones" method.....david



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