Is this method effective for distinguishing between crystal and glass?

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The whole process of crystal feng shui ball processing

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I want to cut this big dinosaur egg, but my boss won't let me

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Who of you revealed the location where I threw the stone? Come to pump water

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Guys, if you want to see a super huge silver wax-coated iceberg, it’s here!

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This is the difference between hooligans and gangsters, it's full of oppression!

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This year’s most jaw-dropping gemstone auction! A massive jadeite deposit yields a sky-high price fo

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I'd like to ask if this is better steamed or fried?

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It's better not to cut it. It's not worth a dime.

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My buddy runs an emerald mine and sold me a king-grade imperial green worth millions!

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Descendants of the Dragon

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