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factoid
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Possibly useless facts...
Debs_place
@Debs_place
(10520)
•
United States
12 Mar 08
We like to think that window glass is transparent, but the thicker the glass gets, the less transparent it becomes because of impurities in the glass. However, the glass in an optical fiber has far fewer impurities than...
factoid
general knowledge
general knowledge
useless facts
2 responses
•
2 people
