Sentences with phrase «virtually in perpetuity»

Depending of the scale of the anaerobic plant employed, the green energy generated can repay the cost of the anaerobic plant within as little as two years — and go on generating profit virtually in perpetuity.

GWE Anaerobic technology plants can typically pay back the cost of their introduction within two years or even less — and then go on working 24/7, virtually in perpetuity, to provide biogas for their owners, who can use the energy for their own purposes, he says.