"What would happen if we cut off your ear?" the soldiers asked Oleksandr Vdovychenko. Then they hit him in the head. "What would happen if we cut off your ear?" the soldiers asked Oleksandr ...

Crossflow (or tangential flow) filtration, in which the feed liquid passes both parallel and perpendicular to the membrane, allowing both retentate and permeate to be collected. Typical applications ...

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 ...

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.