Around the home, efficiency can reduce electricity bills as well help the environment and further national security.

As tread depth gets down to a certain level, the efficiency of the tyre reduces.

Increasing yields and efficiency generally reduces emissions as well, since more food results from the same or less effort.

In a speech last year, he said improved efficiency could reduce both the federal work force and the number of contractors.

In the long run, the new ships' speed and efficiency may reduce casualties.

Increased efficiency also has brought about a smaller workforce and reduced the number of employees for every 1,000 subscribers in major cities.

As discussed in this document, these efficiencies can reduce steel requirement somewhat and labor needs substantially.

In the long run, the new ships' speed and efficiency may reduce casualties... by putting an end to the war more quickly.

Any increase in your vacuum systems' efficiency can reduce hazardous waste levels and your disposal costs.

Second, even if increased efficiency does not reduce the total amount of fuel used, there remain other benefits associated with improved efficiency.