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Ihe mberede radieshon na Mexico City nke afọ 1962

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Otu capsule cobalt-60, nke nwere:(A) Onye na-ejide isi mmalite mba ụwa (na-eduga), (B) mgbanaka na-ejigide, na (C) teletherapy "isi iyi" nke mejupụtara (D) abụọ na-enweghị ígwè na-agbanye ọkụ na-agbakọta na abụọ (E) mkpuchi ígwè na-enweghị ihe na-agbatị (F) ọta dị n'ime (na-abụkarị uranium metal ma ọ bụ tungsten alloy) nke na-echebe (G) cylinder nke ihe na-emepụta radiation.



N’agbata March na Julaị 1962, ọkụ ọkụ na Mexico City mere mgbe otu nwata nwoke dị afọ iri weghaara ebe a na-emepụta redio ụlọ ọrụ nke na-enweghị ihe nchebe kwesịrị ekwesị ya. Mmadụ ise nwetara oke radiation site na 200-gigabecquerel cobalt-60 capsule, anọ n'ime ha nwụrụ.[1][2]

Akụkọ dị iche iche banyere ebe isi iyi ahụ si: a chọtara ya n'ebe a na-ekpofu ahịhịa, chọtara ya na ubi, ma ọ bụ na ọ dịlarị n'ogige ụlọ ahụ mgbe ezinụlọ ahụ nwere nsogbu batara ma "a hapụrụ ya n'aka ezinụlọ ka ọ debe ya ma na-ele ya anya n'enweghị onye ọ bụla n'ime ndị ezinụlọ ahụ maara kpọmkwem ihe akpa ahụ bụ".[3][4] Akụkọ UNSCEAR mere n'afọ 2008 kwuru na onye injinia hapụrụ ya, n'enweghị nchebe, n'ogige ahụ.[1]

E kwenyere na nwata nwoke ahụ nwetara isi iyi ahụ oge ụfọdụ mgbe ọ banyere n'ụlọ ahụ na Machị 21. O debere ya n'akpa uwe ya ruo ọtụtụ ụbọchị. N'April 1, nne ya tinyere ya na kọbọd kichin nke ụlọ ha, ebe ọ nọrọ ruo July 22. Nwa nwoke ahụ nwụrụ n'ụbọchị iri abụọ na itoolu nke ọnwa Eprel. N'ikpeazụ, nne ya dị ime ọnwa isii n'oge ahụ nwụrụ na Julaị 19; nwanne ya nwanyị dị afọ abụọ nwụrụ na Ọgọstụ 18; nne nne ya, onye ya na ezinụlọ ahụ bi kemgbe Eprel 17, nwụrụ na Ọktoba 15 n'afọ ahụ.[4] Nna nwa nwoke ahụ nwetakwara ọgwụ radieshon dị ịrịba ama; ọ bụ ezie na a hapụrụ ya amụghị nwa na-adịgide adịgide, ọ dị ndụ, ikekwe n'ihi na ọ na-arụ ọrụ n'èzí ụlọ na ihe ngosi ya dị ala.[1][5][6][7]

Hụkwa

[dezie | dezie ebe o si]
  • Ndepụta nke ihe omume ụmụ mgbei
  • Ciudad Juárez cobalt-60 ihe mere na mmetọ
  • 1990 Ụlọ Ọgwụ nke Zaragoza radiotherapy ihe mberede
  • Ihe mberede Goiânia
  • Ndepụta nke ihe mberede radieshon ndị nkịtị
  • Ihe mberede nuklia na radieshon na ihe omume
  • Nchebe na nchekwa nuklia

Edensibia

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  1. ↑ 1.0 1.1 1.2 Sources and Effects of Ionizing Radiation: 2008 UNSCEAR Report. United Nations Scientific Committee on the Effects of Atomic Radiation (18 May 2016). Archived from the original on 23 March 2023. Retrieved on 20 April 2023.
  2. ↑ Planning the Medical Response to Radiological Accidents p. 16.
  3. ↑ Andrews (1964). "Mexican Co60 Radiation Accident". Isotopes and Radiation Technology 1 (2): 200-201. 
  4. ↑ 4.0 4.1 Comas. Report entitled 'Observations on the Accidental Exposure of a Family to a Source of Cobalt-60', published in 1964. U.S. Department of Energy OpenNet System. Retrieved on 30 January 2023.
  5. ↑ Johnston. Mexico City orphaned source, 1962. Database of radiological incidents and related events – Johnston's Archive. Retrieved on 25 December 2016.
  6. ↑ Ortiz (2002). "Lessons from major radiation accidents". Safety 21-1. 
  7. ↑ Smith (1983). "Dose-effect relationships for early response to total body irradiation". Journal of the Society for Radiological Protection 3:5–10 (3): 5–10. DOI:10.1088/0260-2814/3/3/001. 
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