Signal19 Apr 2021
Probiotic soap helps clean polluted Peruvian rivers

In some parts of Peru, it’s still common to wash laundry in rivers, but doing this can damage ecosystems and render water undrinkable. In an attempt to find a solution, researchers have developed a probiotic soap that releases pollution-clearing microorganisms into the river.

Probiotic soap helps clean polluted Peruvian rivers