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HomeMy WebLinkAboutCivil Defense Program Ideas for the Aging (2) NEW WORDS IN CIVIL DEFENSE. 1. ATOM: The smallest particle of an element that retains all characteristics of that element. 2. BETA PARTICLE: Radiation contained in fallout. 3. CONTAMINATION: Deposit of radioactive material on surface of land, buildings, objects, human beings, etc. -- following a nuclear explosion. 4. DECAY: The decrease in radioactive material with passage of time. 5. DOSE: A quantity of radiation absorbed by the body of animal and man. 6. FALLOUT: Dustlike particles of radioactive materials created by nuclear explosion. 7. FISSION: The process in which the nucleus of an atom is split. 8. GAMMA RAYS: High energy radiation contained in radioactive fallout. Most dangerous. 9. HALF -LIFE: Time required for a radioactive substance to lose 50% of its activity. Is never completely gone. 10. INITIAL RADIATION: Nuclear radiation emitted from the fireball and atomic cloud during first minute after explosion. 11. INTENSITY: Express exposure of radiation at any given location. 12. PROTECTION FACTOR: Relative reduction in the amount of radiation that would be received by a person in a protected location compared with amount received if unprotected. Amount of protection. 13. RADIATION SICKNESS: A disease resulting from excessive exposure to radiation. Early symptoms are nausea, vomiting, followed by loss of hair, hemorrhage, inflammation of mouth and general loss of energy. 14. RESIDUAL RADIATION: Nuclear radiation, which persists longer than one minute. Residues of fallout. 15. SHELTER: Specially constructed refuge for purpose of protecting people, live- stock, and other living organisms from gamma radiation. 16. SHIELDING: Any material which absorbs radiation and thus can be used to make a shelter. 17. SURFACE BURST: Explosion of nuclear weapon at the surface of the earth. Effect of fallout is most serious from this type of burst. 18. ROENTGEN: Unit for measuring radiation.