Although it has become urgently important to find ways to purify undrinkable water, added factors such as cost and turnover have cropped up, making these nanofiber-lined tea bags pretty darn desirable. Developed by researchers from Stellenbosch University in South Africa, they are filled with carbon granules that kill bacteria.
Throw in the portability and usability of these nanofiber-lined tea bags and you've got yourself a born winner. According to Psfk, "South Africa’s Water Research Commission anticipates these bags to cost just under half a US cent when available at the end of this year."
Brewable Water Purifiers
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