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How many have you played?
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Snowflake knowledge ~
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Why does white milk make yellow butter and cheese?
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Marvel at the stability of the chicken head? In fact, you have a similar function.
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Enjoy a comfortable video
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Small silicone building blocks with pipes
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It was dark in front of my eyes.
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Simple crystallization process and simple redox reaction are the source of people's warmth.
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Chemistry makes us smile:)
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Bionic aircraft ~