These made by the use of strong chemical toxins to kill or made harmful injuries to the people. Most recently used chemical bomb is Sarin and the most powerful chemical bomb is Phosgene and VX. The primary substance in this chemical bomb is Nerve agents, blister agents and blood agents.
In the time world war 2, soldiers mostly use these kinds of bombs because these bombs are quite easy to use. Dodge bomb and other bombs are a mechanical bomb. These bombs explode due to pressure and heat.
These are the most dangerous bombs. These bombs don’t need any introduction simply it kills everyone and destroys the good environment for more than a thousand years. Till now Hiroshima doesn’t have a single plant.
This bomb produces millions of degree temperature that melts all species around the area.
Also, scientists classify these bombs by the method of using and explosive power.