Duane Burright Posted October 19, 2024 Author Posted October 19, 2024 Longer version of the Edgerton movie showing a Vorty blowing smoke rings - Quote
Ted Kaczor Posted October 19, 2024 Posted October 19, 2024 In GE/TRANE laboratory we used to use Hydro-Tetrachloride for a airflo smoke test on gas furnaces. Quote
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