Flyash can be used viably
To meet India's annual growth rate of 7-8 per cent, coal is expected to maintain its dominant share of the electricity generation fuel mix. It is estimated that up to 80-100 million tonnes of flyash is produced each year by the low-quality coal used in India; however, only 10 per cent is utilised for commercial purposes such as cement- and brick-making. With little incentive to capture flyash, power plants typically dispose it in ash ponds