Nigeria, June 5 -- Explosion and implosion are two opposite events caused by sudden changes in pressure.

The main difference is the direction in which energy and materials move.

Explosion

An explosion is a fast and powerful release of energy. It happens when the pressure inside something becomes much higher than the pressure around it.

This sudden pressure causes energy and materials to burst outward from the center. Explosions often cause loud noise, heat, flying debris, and shockwaves.

Explosions can be hazardous and even fatal. Fire, heat, flying objects, or the force of the blast can harm people nearby.

Examples:

Implosion

An implosion is the opposite of an explosion. It happens when the pressure outside an object is much grea...