Gas water-heaters should be replaced with electric ones
I refer to the letters “Key to water security: Cut demand, not just add supply” and “S’poreans have the wrong idea that water supply is infinite” (both April 26).
I refer to the letters “Key to water security: Cut demand, not just add supply” and “S’poreans have the wrong idea that water supply is infinite” (both April 26).
Gas water-heaters should be replaced with electric ones. It takes some time for the water in gas water-heaters to get hot, thus wasting water. Electric water heaters are instant. Yeow Hwee Ming