11.   The continents, particularly where elevations are high, exhibit lower than predicted gravity values because of the greater thickness of underlying crust of relatively low density.

12.   What matters is the ratio between the high and the low density cholesterol.

13.   Low density, dendritic salt has been pioneered by ICI.

14.   As a result of hot air and its concomitant low density, a weak low pressure system will continue to hold steady near Yuma, Ariz.

15.   But for skiers looking for a great getaway with fabulous terrain, good snowmaking, and low density, Saddleback should be considered.

16.   During the weekend, snow that fell in the upper slopes had relatively low density owing to the chilly conditions that prevailed.

17.   For the same reason, screws are better than nails for joining low density materials, like particle board.

18.   For the same reason, they are better than nails for joining low density materials, like particle board.

19.   In Scottsdale, Kinney said officials have worked hard to encourage low density development, such as golf courses and industrial parks, around the airport.

20.   It lowers the heart rate and blood pressure, increases the high density lipoprotein in the blood and decreases the low density lipoprotein.