News tagged with water filters

Scientists evaluate different antimicrobial metals for use in water filters

Porous ceramic water filters are often coated with colloidal silver, which prevents the growth of microbes trapped in the micro- and nano-scale pores of the filter. Other metals such as copper and zinc have also been shown ...

Nanotechnology / Bio & Medicine

created May 24, 2012 | popularity 4 / 5 (1) | comments 1

Philips unveils revolutionary water disinfection solution

Philips Lighting has today announced the launch of a new, complete and innovative water disinfection solution, Philips InstantTrust. This solution is based on cutting-edge disinfection technology optimized ...

Technology / Engineering

created Nov 03, 2011 | popularity 3.8 / 5 (12) | comments 7

Nanotech filter separates oil and water

(PhysOrg.com) -- Water and oil may not mix, but, like two boxers nearing the end of the final round, they can get awfully tangled up.

Nanotechnology / Nanomaterials

created Apr 13, 2011 | popularity 5 / 5 (4) | comments 2 | with audio podcast

Electrified nano filter promises to cut costs for clean drinking water

With almost one billion people lacking access to clean, safe drinking water, scientists are reporting development and successful initial tests of an inexpensive new filtering technology that kills up to 98 percent of disease-causing ...

Nanotechnology / Bio & Medicine

created Oct 13, 2010 | popularity 5 / 5 (7) | comments 0

Polymer-based filter successfully cleans water, recovers oil in Gulf of Mexico test

In response to the massive oil leak in the Gulf of Mexico, a University of Pittsburgh engineering professor has developed a technique for separating oil from water via a cotton filter coated in a chemical polymer that blocks ...

Technology / Engineering

created Jun 07, 2010 | popularity 4.6 / 5 (13) | comments 2 | with audio podcast

Purdue membrane technology could help cleanup oil spills

(PhysOrg.com) -- A new type of membrane that separates oil from water developed by Purdue University material engineers may be used to clean up oil spills such as BP's massive spill in the Gulf of Mexico.

Chemistry / Materials Science

created Jun 04, 2010 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

First 'nanorust' field test slated in Mexico

Rice University researchers today announced that the first field tests of "nanorust," the university's revolutionary, low-cost technology for removing arsenic from drinking water, will begin later this year ...

Nanotechnology / Bio & Medicine

created May 27, 2009 | popularity 5 / 5 (3) | comments 2

Membrane filters are key to future of public water supply, scientists say

As municipalities across the United States reduce their dependence on groundwater sources to mitigate environmental impacts like subsidence and flooding, there is a growing need for better purification processes to keep contaminants ...

Chemistry / Other

created Apr 21, 2009 | popularity 4.4 / 5 (5) | comments 0

Engineer helps poor in developing nations purify drinking water

The device looks deceptively simple - a porous clay pot placed in a five-gallon plastic bucket with a spigot - but Vinka Craver believes it can save millions of lives each year.

Technology / Engineering

created Mar 16, 2009 | popularity 4.2 / 5 (5) | comments 0