(India) Sunglasses.
Very high purity fused silica glasses are made, which have negligible thermal expansion. Hence, they are suitable for making items of high accuracy such as space telescopes. Photochromatic (also called photochromic) glasses are those gla…
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Regional slang from around the English-speaking world — British, Australian, Irish, Caribbean, Nigerian, Filipino, AAVE, and the hyphenated-English dialects that make the internet sound local.
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