Phys.org

Discarded rice husks capture toxic dyes, offering a reusable water filter

Discarded rice husks capture toxic dyes, offering a reusable water filterWorldPing

Rice is the most-eaten food on the planet, and its discarded outer husk results in some 300 billion pounds of waste per year. FIU chemistry researcher Islam Ibrahim Hussein says the inedible castoffs could be the key to cleaner water.

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