Tempered glass can be laminated, but laminated glass cannot be
tempered.
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density of laminated glass
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At the shop which sells laminated termpered glass
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Laminated glass was invented by Libby-Owens-Ford. It was made
for the auto industry
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Laminated glass and tempered glass are not necessarily the same
thing. Tempered glass cannot be drilled, but untempered laminated
glass could (probably) be drilled. Holes in tempered glass are
drilled before tempering.