By investing more in the new technology, very significant water savings can be achieved. However, these large gains are only economical if they are designed in when the plant is built. The remaining uses for water include: ash-handling (25%) and service and potable water (5%), together with a few residual uses. Focusing on water for cooling, turn to Figure 10, taken from Bhattacharya and Bijon (2013), which outlines the cooling technologies available to those investing in electric power generation capacity in India today.