Stormwater pollution sucked up by specialized sponge

A specialized sponge that works to slurp up pollutants, and then release them as desired, may present a reusable, low-cost solution.

Stormwater pollution sucked up by specialized sponge
A specialized sponge that works to slurp up pollutants, and then release them as desired, may present a reusable, low-cost solution.