Adani Total Gas plans to invest between Rs 15,000-20,000 crore ($2-2.7bn) over the next seven to eight years to provide piped natural gas and CNG to 33 geographical areas. The company is encouraging industries and commercial consumers to convert to the cleaner fuel, said CEO Suresh Manglani. The CGD firm has 60% of its volume going to homes and transportation vehicles as CNG.