Zorays Biogas Bio-Gas Technology Bio-gas Technology produces methane rich fuel gas and a value added organic fertilizer. It has considerable…Zorays KhalidFebruary 16, 2017
Solar Photovoltaics Zorays Solar Urdu Tutorial on Solar System in Pakistan The Earth is locked on an “irreversible” course of climatic disruption. You own the sun.…Zorays KhalidAugust 11, 2016