Source: http://gizmodo.com/this-mesh-stops-oil-but-lets-water-right-through-1698178693
This looks like a fairly normal piece of stainless steel mesh—but it's coated with a special substance which allows it to block oil while allowing water through.
Source: http://gizmodo.com/this-mesh-stops-oil-but-lets-water-right-through-1698178693
This looks like a fairly normal piece of stainless steel mesh—but it's coated with a special substance which allows it to block oil while allowing water through.