After two or three weeks without smoking, your lungs may start to feel clear, and you'll start breathing easier (AHA, 2012) . For most smokers, withdrawal symptoms dissipate about two weeks after quitting.
Use and Energy Efficiency Opportunities. Energy Use in Supermarkets. On average, supermarkets in the United States use around 50 kilowatt-hours (kWh) of electricity and 50 cubic feet of natural gas per. square foot per year â an average annual energy cost of more than $4 per square foot. For an average-size (50,000 square foot) store,
Electricity cost by state. The average cost for electricity in the United States is 10.44 cents per kWh. Electricity prices vary widely across the US, as low as 7.13 cents per kWh in Washington to 33.43 cents per kWh in Hawaii.