1.   Researchers did visual scans of an unknown number of plants in nine areas scattered over three states and saw no signs of disease.

2.   The technical staff makes the measurements, then there are officials and judges who make visual scans of the apparatus.

3.   A simple visual scan can often provide much information about the potential for RSI in your office environment.

4.   Waddle also hurried the submarine through its rise to periscope depth and visual scan of the ocean surface before the drill, Konetzni said.