New Delhi, July 4 -- Do you ever feel that your monthly utility bills keep rising despite you being extremely careful about turning the lights and the AC off? If you do, you're not alone. For months, I have been trying to find the source of my soaring electricity bill. To ensure that there are no loose ends, I operate by AC at 24 degree Celsius and turn off all the fans and lights as soon as I step out of a room. Yet, my electricity bill kept rising. Then last month, I finally tracked down the real culprit behind my spiking utility bill - my outdated washing machine that was treating water and power like a free buffet. The obvious solution to this problem was to replace my old washing machine with a newer and efficient model. And so the h...