An electromagnetic field (EMF) is an area of moving electrical charges. Some EMFs, especially those involving ionizing radiation, can be harmful. For most people, exposure to EMFs occurs on a daily ...

The ionizing radiation symbol, featuring three curved blades emanating from a central point, has been used since 1946 to warn workers, scientists and the public of the presence of radioactive material ...

Radiation can be defined as energy traveling through space. There are two types of radiation, ionizing and non-ionizing, which are differentiated by how they interact with matter. Non-ionizing ...

Radiation is energy that moves from one place to another in a form that can be described as waves or particles. We are exposed to radiation in our everyday life. Some of the most familiar sources of ...

Written by Prof. Renald Blundell and Dr Jean Claude Grech Ionizing radiation is a form of energy released by atoms in the form of electromagnetic waves such as gamma, x-rays or particles such as ...