An explosion is a sudden increase in volume and release of energy in an extreme manner, usually with the generation of high temperatures and the release of gases.

Tips:

 ·Drop down immediately and stay motionless; or shield yourself with available objects and run to the nearest shelter.

 ·When explosion cause a fire with heavy smog, you should take protective measures to avoid inhale of soot. 

 ·Call the police immediately. If you are injured, call 120 or go to the nearest hospital.

 ·Try to help the wounded. Remove them to safe places to stanch, and wait for rescue.

Suggestions:

 ·When encountering bomb attack, do not panic. Follow the instructions of the professionals.

 ·After the explosion, do not enter the scene in case new accidents.