We're all for singing in the shower. Maybe even serenading the shower itself. Especially when it's free of chemical residue and nasty toxins. And we love when it smells like spa. mmm, spa. Powergreen technology is cutting-edge green chemistry that harnesses the strength of naturally derived, non-toxic ingredients to deliver a mighty cleaning punch. So even after you've left the shower, lactic acid and corn-starch derived decyl glucoside are busy dissolving and preventing soap scum + lime deposits.