Radiation protection, sometimes known as radiological protection, is defined by
the International Atomic Energy Agency (IAEA) as "The protection of people from
harmful effects of exposure to io...
This article describes the various materials used to block different types of
radiation ... is an important part of operating equipment that emits potentially
hazardous rays. ... Indirectly ionizing radiation, which includes neutrons, gamma
rays, and x-rays, ... Neutrons can be made less harmful through a combination of
elastic and ...
This less-familiar form of radiation includes alpha particles, beta particles, and ...
Essentially, a half-life of a radioactive material is the time it takes one-half of the
atoms ... (ions), which may cause changes in living cells of plants, animals, and
people. ... Nonetheless, ionizing radiation is potentially harmful if not used
In fact it may be dangerous, so we control our exposure to it. ... Living things have
evolved in an environment which has significant levels of ionising radiation. ...
measures of mass and volume, the amount of radioactive material is given in
becquerel ... Water and concrete are the most commonly used shields against
Ionizing radiation which can damage living tissue is emitted as the unstable
atoms ... radiation we are exposed to in our daily lives and to assess potential
health impacts as ... Quantities of radioactive material are commonly estimated by
measuring the ..... survivors suggested a threshold of about 400 mSv for harmful
The general concepts found in this section include the following: ... Ozone is also
found in the troposphere, where it can damage living tissue and ... pollutant that
damages human health, vegetation, and many common materials. ... in the
earth's atmosphere by the action of the sun's ultraviolet radiation on oxygen
This INTERSUN report provides information to people on how to protect
themselves from the potentially harmful effects of exposure to ultraviolet (UV)
These are the least -commonly used scanners in U.S. airports and the science ...
them as a general rule and exposing their citizens to potentially harmful radiation.
.... While the basics of radiation materials are roughly the same, there are three ...
You are probably familiar with the lead apron that is used as a shield when you ...
Any discussion of dangers from radiation must include numbers; otherwise, it can
be ... about 10,000 mrem, which is commonly referred to as low-level radiation. ...
a radioactive source used for materials inspection being temporarily misplaced;
... amount of air above that shields people from cosmic rays, natural radiation is ...
These materials were developed by OSHA's Office of Training and Education and
are intended to .... with toxic chemicals, biological hazards, and harmful physical
agents. ... Potential hazards can include air contaminants, and chemical,
biological, ... These include bacteria, viruses, fungi, and other living organisms
that can ...