https://anotepad.com/notes/84icyrbw
https://virtuous-antelope-qffl....9f.mystrikingly.com/
In every corner of recent manufacturing and consumer society, precious metals are playing the irreplaceable role - from the motherboards of smartphones for the catalysts of sophisticated cars, from the conductive contacts involving medical equipment to the catalysts inside chemical experiments. Whilst these applications bring convenience, they are also constantly generating an "invisible mine" - treasured metal scraps. In late this seemingly "abandoned" value chain, th
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