Re: [APD] tempered glass

["S. Hieber" <shieber at yahoo_com>]

Pyrex has a diff chemical composition than oridanry glass,
allowing it to withstand relatively suden changes in temp
without cracking.

sh

--- urville <urville at peoplepc_com> wrote:

> see i wasnt sure, because from what i've read that
> strength is mostly at 
> increased temperatures. like pyrex glass.
> 

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