Re: [Phys-l] glass

["Anthony Lapinski" <Anthony_Lapinski@pds.org>]

Many good suggestions from everyone. Thanks! I like the simple razor blade
idea, and may try that first to see what happens. I remember from teaching
earth science that glass is harder than steel, so I am figuring that the
razor blade should not scratch the glass. I hope!

Forum for Physics Educators <phys-l@carnot.physics.buffalo.edu> writes:
> Careful there -- depends on the glass and the steel.  I'd follow the  
> advice of the cleaning people:  Try on an unobtrusive area.
>
> Remember high carbon hardened steel will definitely scratch most  
> glasses, e.g. file used to scratch tubing before breaking.
>
> bc  done it to wine bottles also.
>
>
> On 2009, Jul 06, , at 16:27, fred bucheit wrote:
>
> >   Why not try a razor blade? Steel will NOT scratch glass, and a  
> > good blade will take off everything including the glue. At that  
> > point a green "scrubby" will take the rest of the glue off.
> >
> >
> >
> > Fred Bucheit
>
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