1.   Safety issues have been paramount throughout modern NGV development -- and CNG has several safety advantages over liquid fuels.

2.   All these factors combined to redouble Russian work on liquid fuel technology.

3.   Liquid fuels also have drawbacks.

4.   Many engineers favor replacement of the solid rockets with a liquid fuel rocket that could make an automated landing after being jettisoned by the shuttle early in its ascent.

5.   Only camp stoves that use liquid fuel, such as propane, are permitted in this area, Hughes said.

6.   Pressure from the liquid fuel within the stage would then rupture the rocket, causing a catastrophic explosion.

7.   Quintiere testified that his investigation found conclusive evidence that three separate fires were set within the compound using liquid fuel.

8.   That makes liquid fuel pipelines compete with other shippers, holding down rates and making rate regulation unnecessary.

9.   That forces liquid fuel pipelines to compete with other shippers, holding down rates and making rate regulation unnecessary.

10.   The block valve near the spill can be closed to stop the flow of gasoline or other liquid fuel coming from refineries in Cherry Point and Ferndale.