11.   The work will include cavity wall insulation, roof insulation, double glazing and installation of energy efficient heating systems.

12.   As a naval officer serving in the Pentagon, he worked to develop more efficient accounting systems.

13.   At Bell Labs, he worked on the development of automatic tracking radar, television transmission, information theory and efficient coding systems.

14.   Additionally, establishing a more efficient system of tracing guns found at crimes scenes could be useful in tracking people who act as conduits for criminals to obtain weapons.

15.   Air blows across the water and produces cold air, a much more efficient system for large buildings such as BOB.

16.   But it creates an efficient system.

17.   By year-end members will bid adieu to the decades old open-outcry bidding system to switch over to the more efficient system of matching bids through computer terminals.

18.   Even the most efficient heating system will fail to keep a room warm if cold air is allowed to enter through the gaps and cracks in an old window.

19.   Fidelity executives see faster and more efficient trading systems as a way to lure active investors, though they say they are not searching out day traders.

20.   For no additional charge, they can make changes in their holdings as often as twice a day through what Wallman hopes will become an efficient internal trading system.