1.   Buildings can be designed to absorb and retain heat from the sun to save on heating costs.

2.   The increase in heating costs is causing a lot of anxiety among elderly people.

3.   The official Energy Efficiency Unit suggests these easy ways of saving on heating costs.

4.   Insulating the tank like this will mean your water will stay hot for a longer time, and so should reduce water heating costs.

5.   For example, if a product is manufactured in the summer it is likely that heating costs would be minimal.

6.   Already, politicians have sounded the alarm about soaring heating costs.

7.   And heating costs fell.

8.   A well-designed, attached, south-facing solar greenhouse will reduce winter heating costs for the rest of your house.

9.   A. Turning the thermostat as low as possible is unlikely to cause freezing of pipes, but it might not save much in heating costs, either.

10.   By locating and sealing up these leaks, the homeowner can make the heating system more efficient and lower heating costs.

a. + cost >>共 604
borrowing 9.97%
high 7.43%
higher 6.19%
lower 5.73%
rising 3.26%
operating 3.21%
medical 2.25%
cutting 1.96%
health_care 1.84%
extra 1.84%
heating 0.21%
heating + n. >>共 141
oil 47.51%
system 11.28%
fuel 8.03%
bill 4.98%
season 2.08%
element 2.03%
cost 1.98%
demand 1.68%
plant 1.58%
unit 1.22%
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