To carry on whether within or outside India, the business of collection, segregation, transporta-tion, trading, processing, composting, recycling, treatment and disposal of all types of waste (whether solid, liquid or gaseous substances) and including municipal solid waste, electronic waste (e waste), construction and demolition debris, bio-medical waste, hazardous waste, sew-age, waste-water, etc., and market the products arising therefrom.