[TheForge] Speaking of scrap...
Demon Buddha
osan at netlabs.net
Sun May 28 15:23:24 EDT 2006
Oh yeah. Cd is nasty, though nice to look at..
Saint Phlip wrote:
> My roommate, Rob, recently retired from the Navy, wanted to pass the
> following warning along, since so many of us mess with scrap.
>
> We're all, I hope by now, familiar with the dangers of zinc, which, over
> time, will kill you. Unfortunately, there's another material which is far
> more dangerous, as in if heated, it will give off gases which will make you
> dead, as in RIGHT NOW. And, it's not only becoming more and more common
> as a
> plating material for steel fasteners, but it also looks very like other,
> safer materials like brass and bronze.
>
> The material I'm referring to is Cadmium. While reasonably safe in cool
> applications (it doesn't start to gas off until 90 degrees F), it's such a
> dangerous atmospheric contaminant that the US Navy doesn't allow it aboard
> their submarines.
>
> In color, it's rather golden, with an inner reflection of blue, green, or
> purple. After some mild heating, the color is, as I said, very like
> brass or
> bronze. It's being used more and more these days, because it's even cheaper
> than zinc.
>
> Please, if you use scrap for forging, as I do, and as most smiths do at
> some
> point or another, make sure you know what you have. After all, dropping
> dead
> means you'll NEVER finish that dream project ;-)
>
>
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