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Safety Tutorial for Heating, Ventilation and Air Conditioning - PowerPoint PPT Presentation

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Safety Tutorial for Heating, Ventilation and Air Conditioning

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Safe Handling of Pressurized Gasses and Welding. Electrical ... 1. Freon is a gas used in torches. 2. Sweating is a bad thing when soldering pipes together. ... – PowerPoint PPT presentation

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Date added: 11 November 2009
Slides: 21
Added by: Username withheld or not provided
Learn more at: http://www.nysweca.org
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