FOG MACHINE SAFE? to inhale?

I need to know if this is safe. I got a fog machine and i tested it out and jeeeez it puts out a lot of fog...... or smoke! Any way i realized how very smoky it is and it really smells like burning oil. So i'm wondering is this really safe to inhale? I'm going to have it going in my open garage for... show more I need to know if this is safe. I got a fog machine and i tested it out and jeeeez it puts out a lot of fog...... or smoke! Any way i realized how very smoky it is and it really smells like burning oil. So i'm wondering is this really safe to inhale? I'm going to have it going in my open garage for halloween night, but now i gotta admit i'm kinda worried. I can't imagine it's ok to breathe that smoke in....Thanx guys!
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