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rtoz (2530056) writes "Whenever there is a major spill of oil into water, the two tend to mix into a suspension of tiny droplets, called as "emulsion".
It is extremely hard to separate them. And they can cause severe damage to ecosystems.
Now, MIT researchers have discovered a new, inexpensive way of getting the two fluids apart again.
This new approach uses membranes with hierarchical pore structures. The membranes combine a very thin layer of nanopores with a thicker layer of micropores to limit the passage of unwanted material while providing strength sufficient to withstand high pressure and throughput."
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