RO water purifiers are common in many Indian homes, but questions remain about whether the filtration process removes ...

MISSOULA, Mont. - Consumers are taking another look at what they drink and where it comes from after a recall of water bottled by Pennsylvania company Niagara. Niagara bottles water under 14 brands.

If they were in a real hurry, they could add a vacuum pump to the filter and flask, to pull the particle-free solution through the filter faster. There were limitations to such filtration systems, ...

Air filtration, as we all know, is the process of separating dispersed particles from air by means of porous media. Filter fibers are expected to separate and retain particles on or within the filter ...

CLEVELAND, Oct. 5, 2012 /PRNewswire/ -- Parker Hannifin Corporation (NYSE: PH), the global leader in motion and control technologies, today announced that it has signed an agreement to acquire Velcon ...