1.   An accidental explosion in a German physics lab has led to the identification of a super powerful explosive.

2.   Avalanches and accidental explosions killed hundreds of people.

3.   Black powder lacked the needed punch, and liquid nitroglycerin was so unstable that hundreds of lives were lost in accidental explosions.

4.   Accidental explosions and blasts set in personal vendettas or robberies are not rare.

5.   But his brief tenure here, which lit up the sky like an accidental explosion in a fireworks factory, remains a fascinating legacy.

6.   But it is so volatile that several bomb makers have been killed by accidental explosions of their own creations.

7.   Had the plane hit the storage area, experts say, safety mechanisms in nuclear weapons would make an accidental nuclear explosion virtually impossible.

8.   Hazards from old bombing ranges include accidental explosions and pollution from toxic chemicals, the report stated.

9.   He reached to retrieve it because he figured it had fallen from his gear, its pin secured against accidental explosion.

10.   The report focused on fumes in a fuel tank as the probable source of an accidental explosion and said there was no evidence of a bomb or missile.