Quote:
Originally Posted by EtoS
I dunno about that. I did alot of research a while ago since I had a leak issue. It seems the 'smoke' produced by your typical smoke machine is really really bad for the engine. Whatever minerals used to make the smoke would corrode away at the metal.
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High-end automotive repair-style EVAP and vacuum/boost smoke testing machines produce inert smoke that is harmless to the engine.