To: redfreedom
I do not know how much it sags over time, but I can tell you from experience that it is harder to cut up an old piece that has been in a window for a long time than a new piece of glass.
8 posted on
05/05/2019 9:17:02 AM PDT by
fireman15
To: fireman15
The composition of glass varies. They dont make it the same as they did 75 years ago.
33 posted on
05/05/2019 11:24:24 AM PDT by
Secret Agent Man
(Gone Galt; Not Averse to Going Bronson.)
To: fireman15; redfreedom
Heck, even solids sag. Every married man knows this.
39 posted on
05/05/2019 3:02:18 PM PDT by
Jacquerie
(ArticleVBlog.com)
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