Pyrex Glass Lamps
Chemically, Pyrex contains borosilicate and expands only about one-third as much as common glass when heated. As a result, pyrex glass lamps are more durable and less likely to break.
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Chemically, Pyrex contains borosilicate and expands only about one-third as much as common glass when heated. As a result, pyrex glass lamps are more durable and less likely to break.
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