There may be several reasons.
Poor design.
Poor maintenance
Accidents
Attacks
Poor shielding
Are just a few.
Nuclear = causes radiation, which causes sicknesses & abnormal birth of infants
Not really. Control rods are used to start up and shut down a nuclear reactor.
The Nuclear Force is caused by the exchange of pions between the protons and the neutrons.
Chernobyl, in the Ukraine, was the site of a nuclear reactor fire and radiation leak on April 26, 1986.
Nuclear decay or radioactive bombardment.
The cast of Nuclear Leak - 2009 includes: Micahel Stevens
A leak.
Fukushima
the chernobyll nuclear leak
Broken or split hose Radiator leak heater core leak
Nuclear = causes radiation, which causes sicknesses & abnormal birth of infants
If the core reactor has a crack in it, then nuclear radiation will leak out and posion everything.
There has never been a Nuclear War
Due to a nuclear power plant.
there are many harmful causes of nuclear weapons because whole hiroshima was destroyed of it
Corrosion.
nuclear waste is a by product of nuclear power plants, or in the creation of nuclear weapons.