ÐÓ°ÉÔ­´´

Fridges waste a lot of energy cooling down after the door has been opened,
says Hitachi of Japan. So in its latest fridge, the firm has placed a small door
within the big door for those often-taken-out items, such as milk. In tests, the
idea has cut the amount of escaping cold air by 90 per cent, Hitachi says.