Smart Sponge is a polymer technology produced by [http://www.abtechindustries.com/smart-sponge AbTech Industries]. According to their website, Smart Sponge Heavy Metals (HM) “uses renewable resource based metal nanocomposites extruded into an adsorptive sponge media. The media will bind with [[phosphorus]] and [[heavy metals]] resulting in removal rates as high as 98%”.<ref name=abtech>Abtech Industries. Smart Sponge Heavy Metals (HM). https://www.abtechindustries.com/smart-sponge-hm. Accessed November 2, 2017.</ref> | Smart Sponge is a polymer technology produced by [http://www.abtechindustries.com/smart-sponge AbTech Industries]. According to their website, Smart Sponge Heavy Metals (HM) “uses renewable resource based metal nanocomposites extruded into an adsorptive sponge media. The media will bind with [[phosphorus]] and [[heavy metals]] resulting in removal rates as high as 98%”.<ref name=abtech>Abtech Industries. Smart Sponge Heavy Metals (HM). https://www.abtechindustries.com/smart-sponge-hm. Accessed November 2, 2017.</ref> |