AnsweredAssumed Answered

New technology for cleaning contam. water - green chemistry or not?

Question asked by Monica Becker on Sep 4, 2015

Curious if this can be considered "green nano".  Anyone have thoughts?

The renewable heavy metal filter, designed by 18-year-old Perry Alagappan, removes 99% of heavy metals from water that passes through it. The filter, built from graphene nanotubes, can be rinsed with a vinegar concentrate and reused. The highly concentrated waste can then be evaporated, leaving a deposit of pure metal that can be used in many different applications.


Texas teenager creates $20 water purifier to tackle toxic e-waste pollution | Guardian Sustainable Business | The Guardi…