The material not only easily absorbs oil from water, but is also reusable and can pull dispersed oil from the entire water column — not just the surface. (sciencedaily.com)
The new and reusable material, called the Oleo Sponge, can absorb oil from an entire water column — not just the surface. (anl.gov)
After a few repeated migrations meant to simulate how long it would take to move up the entire water column in the open ocean, the results showed that «irreversible mixing» occurred. (earther.com)