1.   In May engineers found a leak in a hydrogen fuel line.

2.   Engineers found the structure had been corroded by moisture.

3.   Engineers found the corrosion when they were checking the bridge before starting work on the support piers.

4.   As chips grow more powerful, engineers are finding ways to connect them.

5.   As samples of the fluid were analyzed Friday, engineers found only tolerable amounts of air.

6.   Austin said it appeared that flow of the coolant was being restricted by a filter in the system but added that engineers had not found the blockage.

7.   But a number of laws are reducing light pollution, and lighting engineers are finding that streetlights with baffles to aim all their light downward use less power.

8.   But then some creative engineers found a loophole.

9.   Engineers must find locations where the wind offers the best potential for generating power.

10.   Engineers found major new cracks and bulging brickwork Sunday high on the facade of a Madison Avenue office tower where a ton of bricks rained down last week.