Words about protection and water

Exposure

Being reached by radiation.

Contamination

Radioactive material on objects, clothes or skin, or inside the body.

Shielding

Suitable materials that reduce the radiation passing through them.

Decay heat

Heat that is still produced after the chain reaction stops.

Defence in depth

Several levels of prevention and protection, which must be checked.

Desalination

Separating salts from water to obtain fresh water.

Brine

The flow of water that contains more salt after separation.

Hypothesis

An idea that must be tested and may be changed.