After reactors have been shut down, the instability or permeability of the building structures creates risk: radioactive substances can escape through openings; contaminated liquids can seep into the ground through cracks and possibly pollute local drinking water.
After reactors have been shut down, the instability or permeability of the building structures creates risk: radioactive substances can escape through openings; contaminated liquids can seep into the ground through cracks and possibly pollute local drinking water.