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[Question of the Day] Utility Engineering – HVAC – 20191029

2019-10-29View Original

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Among welding methods, ( ) welding is more toxic.    (A) TIG welding     (B) Brazing   (C) Arc welding     (D) Spot welding Answer: A
Reply #22019-10-29
(A) TIG welding     
Reply #32019-10-29
Among welding methods, (A) TIG welding is more toxic.  

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