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A chemical found in the skin of grapefruit is effective in repelling blood-sucking insects such as ticks and mosquitoes.

A chemical found in grapefruit's skin works to repel bloodsucking insects

A chemical found in the skin of grapefruit is effective in repelling blood-sucking insects such as ticks and mosquitoes.…

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Where to use water reducer and how to use concrete water reducer properly would be talked about in this article.…

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Silicon Nitride Powder – Properties and Applications | Mis-asia

Silicon nitride It is an organic substance that has the chemical formula SI3N4. It is a structural ceramic material that has high hardness and wear resistance. Silicon nitride can be very strong. It is especially hardened when hot-pressed. Sili...…

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Do you know graphene oxide?

Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…

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