![Waterloo student designs new clay filter for unsafe drinking water | School of Public Health Sciences | University of Waterloo Waterloo student designs new clay filter for unsafe drinking water | School of Public Health Sciences | University of Waterloo](https://uwaterloo.ca/public-health-sciences/sites/ca.public-health-sciences/files/styles/body-500px-wide/public/uploads/images/timothy-muttoo.jpg?itok=l-aref_x)
Waterloo student designs new clay filter for unsafe drinking water | School of Public Health Sciences | University of Waterloo
![Amazon.com: Stéfani São João Brazilian Clay Water Filter (10 L - 2.6 gal), Brown : Tools & Home Improvement Amazon.com: Stéfani São João Brazilian Clay Water Filter (10 L - 2.6 gal), Brown : Tools & Home Improvement](https://m.media-amazon.com/images/I/71egSvQoNNL.jpg)
Amazon.com: Stéfani São João Brazilian Clay Water Filter (10 L - 2.6 gal), Brown : Tools & Home Improvement
![Grad student uses ceramics knowledge to improve water filter production in Uganda - The American Ceramic Society Grad student uses ceramics knowledge to improve water filter production in Uganda - The American Ceramic Society](https://ceramics.org/wp-content/uploads/2017/02/Ceramicfilters_600w.jpg)
Grad student uses ceramics knowledge to improve water filter production in Uganda - The American Ceramic Society
![Amazon.com: Stéfani São João Brazilian Clay Water Filter (4 L - 1 gal), Brown(22.205-4) : Tools & Home Improvement Amazon.com: Stéfani São João Brazilian Clay Water Filter (4 L - 1 gal), Brown(22.205-4) : Tools & Home Improvement](https://m.media-amazon.com/images/I/412XbQvMvPL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Stéfani São João Brazilian Clay Water Filter (4 L - 1 gal), Brown(22.205-4) : Tools & Home Improvement
![An international research collaboration develops clay water filters to reduce diarrheal disease - Fogarty International Center @ NIH An international research collaboration develops clay water filters to reduce diarrheal disease - Fogarty International Center @ NIH](https://www.fic.nih.gov/News/GlobalHealthMatters/PublishingImages/water-filter-clay-pouring.jpg)
An international research collaboration develops clay water filters to reduce diarrheal disease - Fogarty International Center @ NIH
![A Brazilian clay water filter. Considered one of the best water filters in the world. Dated 1947, this is able to keep the water -3/5 º C cooler than ambient temperature. It's A Brazilian clay water filter. Considered one of the best water filters in the world. Dated 1947, this is able to keep the water -3/5 º C cooler than ambient temperature. It's](https://preview.redd.it/4mtjm8nireh81.jpg?auto=webp&s=3d2318e2296706f8c40d29f9c584bf0d980d1826)