Advertiser: FAMILIES and business owners will be offered energy-saving light bulbs, shower heads and other efficient appliances as Prime Minister Julia Gillard tries to restore Labor’s green credentials. Energy-sapping household items such as clothes dryers face tighter restrictions and could be phased out if they fail to meet tougher standards as part of a push to make Australia a leader in energy efficiency. Corporations are likely to receive financial incentives to “retro fit” old …