Heavy metal ions stick to, or adsorb to, the surface of the tea leaves, where they stay trapped until the used tea bag is disposed of. The study was published in the journal ACS Food Science ...

Heavy metal ions stick to, or adsorb to, the surface of the tea leaves, where they stay trapped until the used tea bag is disposed. The study will be published on Tuesday (Feb. 25) in the journal ...

These bags have a high surface area, which means more surface area for heavy metals to stick to. Everything You Need to Know About Different Types of Tea “The cotton and nylon bags remove ...