recycle
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مقالات عامة
Helium is an essential material for research and medical equipment, but it’s nonrenewable and difficult to recycle
مجلة المذنب نت متابعات عالمية: The next time you pick up balloons for your big party, remember the helium gas…
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مقالات عامة
One-and-a-half billion tyres wasted annually – there’s a better way to recycle them
مجلة المذنب نت متابعات عالمية: Production of natural rubber has claimed over 4 million hectares of forest in south-east Asia…
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مقالات عامة
how we can recycle the dirty byproduct from coal-fired power stations
مجلة المذنب نت متابعات عالمية: The ash from burning coal in coal-fired power stations lies in thousands of landfills around…
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