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| Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work. |
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Tungsten-cobalt alloys extremely carcinogenic?
Rich Grise wrote: RS at work wrote: What would be the fate of the rats if they *implanted* a lead pellet? Or how about if they *implanted* a copper pellet? Well, it has been shown that if you run the smoke of 1000 cigarettes through a liquid nitrogen cold trap, collect the tar, dissolve it in acetone, and paint it onto the skin of a hairless lab mouse that has a genetic predisposition to cancer, that by golly, the mouse gets skin cancer! Thanks, Rich Life causes cancer. If you don't die of cancer it was simply because something else got your first. |
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