Which nanomaterial is used in sunscreen lotion? Write its use.

1.	Which nanomaterial is used in sunscreen lotion? Write its use.
Answer» Zinc oxide (ZnO) and Titanium dioxide (TiO₂) nanoparticles are used sunscreen lotions. The chemicals protect the skin against harmful u.v (ultraviolet) rays by absorbing or reflecting the light and prevent the skin from damage.

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