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SouthsideX

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SouthsideX

Switchable Privacy Glass

I have read about 'UMU' Switchable Privacy Glass - which can be changed from a solid colour to a clear (see through) glass by feeding an electrical current through it - How does this work and/or how...
00:56 Mon 08th Apr 20021 answer, last by woolley 12:09 Mon 08th Apr 2002

Only 1 question