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Interesting Engineering on MSNRed onion waste becomes powerful solar cell shield that blocks 99.9% of UV raysResearchers found that nanocellulose films treated with red onion dye blocked 99.9% of UV radiation, outperforming commercial PET-based filters.
No matter if you are using solar path lights for decoration or security, you should always choose carefully if you don’t want to replace the light any time soon. There are several factors to consider ...
The Biling Waterproof LED Solar Disk Light is distinguished by the rock-like disc shape, allowing it to perfectly blend into your yard, which makes it not only look beautiful at night but also during ...
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