ENERGY EFFICIENT BOILERS A technician wearing a protective hood and gloves solders a non descript piece of equipment. Two men walk through a factory in discussion. Three student technicians monitor an industrial boiler. Two spokesman describe a UADC governmental program. Two of the student technicians discuss equipment while another worker operates a non descript machine.
Date: 1990s - COLOR Source: Video: BetaSP Length: 00:01:23:00, No Audio
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