Researchers found that compounds in black and green tea leaves acted like “little Velcro” hooks on lead molecules. By Alexander Nazaryan Tea leaves pull heavy metals from water, significantly ...

Researchers from Northwestern University have found that tea leaves absorb certain harmful metals from water, such as lead and cadmium, preventing us from ingesting them. The researchers emphasize ...

Tea drinking may be as old as the hills, but it’s constantly evolving. The tea bag has been ubiquitous since the 1950s, but ...

Next, they added different types of tea leaves – both loose and commercially bagged – to those samples, then allowed them to steep for anywhere from a few seconds up to 24 hours. Once the ...

With their wrinkled surfaces, black tea leaves, shown above at 300 times magnification, provide ample space for the adsorption of lead. (Credit: Vinayak P. David Group/Northwestern University) Want a ...

Finely ground black tea leaves performed best at removing toxic heavy metals. Longer steeping times helped tea remove larger amounts of contaminants. Good news for tea lovers: That daily brew ...

Something that “Big” Coffee & “Hip” Coffee Don’t Have: The Coffee Bean & Tea Leaf heads into 2017 stronger than ever Not many people know that The Coffee Bean & Tea Leaf is one of the world’s first ...

“We’re not suggesting that everyone starts using tea leaves as a water filter,” said co-author Vinayak Dravid, who studies sorbent materials at Northwestern University. “Our goal was to ...