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反 喱 復 港 ~~Fight for HK

反 喱(大陸喱) 復 港 爭取屬我們的HK
 
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 High level contamination and Low level contamination

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sasuke18
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注冊日期 : 2011-07-08

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發表主題: High level contamination and Low level contamination    High level contamination and Low level contamination  Icon_minitime周三 10月 19, 2011 1:47 am

High level contamination and Low level contamination

High levels of contamination may pose major risks to people and AD9850 the environment. People can be exposed to potentially lethal radiation levels, both externally and internally, from the spread of contamination following an accident (or a deliberate S190 initiation) involving large quantities of radioactive material. The biological effects of external exposure to radioactive contamination are generally the same as those from an external radiation source not involving 2SC260 radioactive materials, such as x-ray machines, and are dependent on the absorbed dose. The hazards to people and the environment from radioactive contamination depend on the nature of the radioactive contaminant, the level of contamination, MSM6280 and the extent of the spread of contamination. Low levels of radioactive contamination pose little risk, but can still be detected by radiation instrumentation. In the case of low-level contamination by isotopes with a short half-life, the PCD8584 best course of action may be to simply allow the material to naturally decay. Longer-lived isotopes should be cleaned up and properly disposed of, because even a very low level of radiation can be life-threatening when in long exposure to it.
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