Use lower washing temperatures and line dry clothes whenever you can. Take a short shower instead of a bath. Turn out lights in empty rooms. Cut the use of non-essential appliances. When not in use, turn off computers and other electronic equipment completely.
Refrigerators use one-sixth of a home's energy.
Dusting coils and checking door seals can help save electricity. You can set the temperature as high as 38 without spoiling food. As at home, set your thermostat to conserve energy. Turn off unneeded lights and equipment, especially in unused offices and conference rooms. Turn down other lighting when possible.