There used to be a directory by a company called Cannings title went something like "Cannings directory of Surface Finishing" from memory it was...
air flow Hi, my thinking was that there is a passive column of air under the box that needs to find a way around the edges of the box to allow it...
air flow Is there some way of regulating the bypassing air flow for stable orientation of the box - remains centred in the tube and "flat"; this...
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