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Old January 13th, 2010, 18:30
firebird firebird is offline
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Quote:
Originally Posted by Hix3r View Post
It changes the speed greatly.
Yes.

A good example is metals that are normally very difficult to burn become pyrophoric (self igniting in the presence of air) when they are in the form of fine particles. These include titanium, zirconium, zinc, and uranium.
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