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Northwestern University researchers demonstrated that brewing tea naturally adsorbs heavy metals like lead and cadmium, effectively filtering dangerous contaminants out of drinks.  (Source: Vinayak P. Dravid Group/Northwestern University)
Healthy Drink

Your Tea Can Purify Water

Researchers have revealed that brewing tea can remove toxic heavy metals like lead from drinking water. They also mentioned that finely ground black tea leaves performed the best at removing toxic heavy metals.

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Illustration of Comamonas bacteria in wastewater. (Source: Ludmilla Aristilde/Northwestern University)
Plastic Menace

Bacteria Can Break Down Plastics

Researchers have found that the Comamonas bacterium from Comamonadacae which comes from a common family of environmental bacteria has the capacity to break down plastic for food. This finding could help to develop bioengineering solutions to get rid of plastic waste present in the environment.

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