11.   This would lead to a mixing of chemicals and cause explosions that together with flooding would make evacuation practically impossible.

12.   Twenty years ago we would have turned up the sound, wondering what caused the explosion.

13.   Under these conditions the methane jets pushed the candle flame outside the gauze, causing explosions.

14.   Which House aides said it might take several days to reach a conclusion about what caused the explosion.

15.   A gas leak caused the explosion.

16.   The combination of these two chemicals can cause an explosion.

17.   This caused a spark, which ignited the vapour, causing an explosion which destroyed the ship.

18.   If Clarence had lit a cigarette and that caused the explosion, then the Trust would be under no liability.

19.   Although it stresses that much of the contamination does not pose a health risk, leaks from service stations have caused explosions and have contaminated water supplies.

20.   They warn that volatile gases such as methane and hydrogen could build up and cause explosion similar to those which have occurred down coal mines.