3M（スリーエム）のインスタグラム(3m) - 1月11日 00時07分

Meet our pollution-eating machine, 3M™ Smog-reducing Roofing Granules. 🏠

This smog-fighting innovation takes lung-damaging smog gases and converts them into a plant-usable form of nitrogen deposited on the roof and invisible to the naked eye.

#3M #smogreducing #airquality

[BIHAKUEN]UVシールド(UVShield)

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