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Effective low-cost membrane for industrial wastewater treatment

Researchers at the University of British Columbia have developed a low-cost membrane that effectively separates oil and water on demand – potentially paving the way for faster clean-ups of oil spills and improved treatment of industrial wastewater in the future.

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The Blackboard

Vacuum

A definition of “cold” or “coldness” is “a relative absence of heat” (Chambers, 1941). Basically the word cold indicates a lack of heat energy; it does not represent an entity but a relative absence of something real, namely energy.  Similarly […]