Researchers at Northwestern University estimate tea preparation can reduce about 15 per cent of toxic metals from drinking ...

Just put the leaves in your water and steep them, and they naturally remove metals.” To conduct the study, the Northwestern team explored how different types of tea, tea bags and brewing methods ...

The process of brewing tea was shown to remove toxic heavy metals from drinking water in a new study from Northwestern University in Illinois. The researchers explain the findings to Fox News Digital.

Tea bags found on grocery store shelves are made ... says Shindel. Longer steeping times filter out more metals. Out of all the experiments, steeping time made the most difference in tea leaves ...

The longer the steep time, the more metal removed ... surface area for attracting the contaminants. The type of tea bag mattered too. Cellulose tea bags, a biodegradable and organic material ...

After steeping, the researchers measured how much ... nylon bags remove practically no heavy metals from water. “Nylon tea bags are already problematic because they release microplastics ...

which includes one mug of water and one bag of tea, brewed for three to five minutes. Changing the parameters remediates different levels of lead. Steeping for longer than five minutes ...

tea bags and brewing methods. 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 ...

That comforting hot cup of tea—or refreshing glass of iced tea on a hot summer day—could help reduce the amount of toxic metals in drinking water, according to a new paper published in the journal ACS ...