1.   Although anorthosite and basalt are the dominant rocks on the Moon, significant amounts of several other related rock types occur.

2.   But the crews of high-altitude aircraft, especially on polar routes, can receive significant amounts of radiation over time.

3.   Even after prolonged secondary hyperaldosteronism, human sweat still contains significant amounts of sodium.

4.   Even that source is far too small to generate any significant amount of electric power.

5.   However, the rewards of spending a significant amount of time with your offspring brings great spiritual benefit.

6.   If there is a significant amount of blood in the urine.

7.   In certain branches of engineering, liaison with clients and their sites can mean a significant amount of travelling for the engineer.

8.   In financial terms, the income of the unemployed drops, usually by a significant amount.

9.   Obviously, such a drastic revision created a significant amount of tension at the plant.

10.   Pumps in the backpack circulated water round the pipes without loosing significant amounts.