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Dictionary » C » Crown glass

Crown glass

Crown glass

a compound of lime, potash, alumina, and silica; commonly used in lenses; has a low dispersion (52.2) relative to index of refraction (1.523).


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The Fiber Disease

... white things in mid air, in peoples hair and clothing, specially crown of the head, remember the crown point chemicals, the collar bone of ... follicles, study the hairs on your arm with a high power magnifying glass, study the ones in your head. got to go

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by msc
Sun Dec 10, 2006 2:20 pm
 
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 749142


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