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- Newsgroups: sci.chem
- Path: sparky!uunet!mcsun!dxcern!jeroen
- From: jeroen@dxcern.cern.ch (Jeroen Belleman)
- Subject: Re: The flamability of gold dust
- Message-ID: <1992Nov16.103341.18483@dxcern.cern.ch>
- Organization: CERN European Laboratory for Particle Physics
- References: <1992Nov13.154416.5353@porthos.cc.bellcore.com>
- Date: Mon, 16 Nov 1992 10:33:41 GMT
- Lines: 19
-
- In article <1992Nov13.154416.5353@porthos.cc.bellcore.com> kt1@hera.cc.bellcore.com (tellefsen,karen a) writes:
- >I do not think the warning on the Au and Pt powders
- >concerning flamability are idle. Au and Pt will not oxidize
- >spontaneously in air, since their bulk oxides are not
- >thermodynamically stable. However, Au and especially Pt
- >are good catalysts. If there were hydrogen or organic vapors in
- >the air, a bit of Pt dust might be quite dangerous.
- >
-
- That's an excellent suggestion. I hadn't thought of that. After all,
- the use of e.g. flammable solvents in the lab is quite common.
-
- If that is what they are worried about, I would have liked them
- to be a bit more specific though. The first step of preventing
- accidents is understanding the danger.
-
- Best regards,
- Jeroen Belleman
- jeroen@dxcern.cern.ch
-