1.  This is almost certainly the first practical use of lunar materials to be attempted.

2.  To repair the defect, first use a sharp knife to make two cuts at right angles across the blister.

3.  Recognising this problem led scholars in the area to make the first serious use of what are called longitudinal studies.

4.  The only restriction materials to be included was the level of difficulty and some of the more advanced texts were withdrawn from the database after the first pilot use.

5.  Although games may represent the first popular use of virtual controls, the technology could have applications far beyond popping on-screen bubbles.

6.  And it included his first explicit use of jazz, though what he knew of it was derived entirely from sheet music.

7.  As with the first use of the wheel in early society, the source of this invention is part of the lost lore of apartment civilization.

8.  After the first use of the rockets last Sunday, Israel struck back on Monday with an air raid on a Palestinian security compound in Gaza.

9.  Although amplification devices are available in London theaters, the Theater Access Project believes that this will be the first use of open captioning there.