1.   The factory was operating at peak efficiency.

2.   Have your boiler serviced once a year to ensure it is running at peak efficiency and is safe.

3.   With this it is possible to control the emission control equipment and ensure peak efficiency thanks to cylinder-by-cylinder knock sensing.

4.   This, it argues, would put systematic financial pressure on motorists to buy cleaner vehicles and keep them tuned to peak efficiency.

5.   Bezos conceded that warehouses would not be operating at peak efficiency and that the company would have to cover the delays by paying for express shipping.

6.   Both were backed by almost flawless relief from a bullpen apparently back to the peak efficiency of midseason.

7.   After running at peak efficiency the past few months, the lake-effect snow machine is gearing down to its late winter status of low power.

8.   But the relentless competition from rivals like Dell, IBM and Hewlett-Packard puts Compaq under intense pressure to continue operating at peak efficiency.

9.   During talks before the strike, management negotiators said they needed fundamental changes in workplace rules to keep the system operating at peak efficiency.