
Mu makampani opanga migodi ya golide, International Cyanide Management Code yakhazikitsa miyezo yofunika kwambiri yovomerezeka yokhudza kasamalidwe ka Cyanide . Miyezo imeneyi ndi yofunika kwambiri pa kuteteza chilengedwe ndi ubwino wa nyama zakuthengo.
1. Miyezo ya Kuchuluka kwa Cyanide M'madziwe ndi Maiwe a Michira
Ngati kuchuluka kwa cyanide yosungunuka ya Weak acid m'madzi a m'madamu ndi m'madamu a Tailings kupitirira 50 mg/l, migodi ya golide iyenera kuchitapo kanthu kuti nyama zakuthengo kapena ziweto zisayandikire pamwamba pa madzi. Njira zimenezi zingaphatikizepo kukhazikitsa mipanda yozungulira madamu ndi m'madamu a tailings, kudzaza malo odulidwa ndi zinyalala m'madzi, kapena kuwaphimba ndi maukonde.
2. Zofunikira pa Deta ya Cyanide Concentration
Migodi ya golide iyenera kukhala ndi deta yokwanira yosonyeza kuti kuchuluka kwa cyanide yofooka yosungunuka m'madziwe awo a m'mbuyo, m'malo osungira madzi ambiri, komanso m'madziwe amadzi oyeretsera madzi osapitirira 50 mg/L. Deta iyi ndi yofunika kwambiri poonetsetsa kuti madzi okhala ndi cyanide akusamalidwa bwino.
3. Kupewa Kufa kwa Nyama Zakuthengo
Migodi ya golide imayenera kutsimikizira kuti ngati kuchuluka kwa asidi osungunuka a cyanide m'madzi otseguka sikuposa 50 mg/L, kumatha kuletsa kufa kwa nyama zakuthengo. Ichi ndi gawo lofunikira pakusunga bwino zachilengedwe m'dera lamigodi.
4. Direct Discharge Standards
Ngati mgodi wa golidi utayira mwachindunji madzi oipa m'madzi apamwamba, kuchuluka kwa asidi osungunuka a cyanide sikuyenera kupitirira 0.5 mg/L. Kuphatikiza apo, malo osungirako ayenera kuyang'aniridwa kuti asatayike, kuwonetsetsa kuti kuchuluka kwa cyanide (cyanide yofooka ya acid decomposable cyanide) m'madzi apansi ndi kumunsi kwa malowo sikudutsa miyezo yapamwamba yamadzi apansi panthaka.
5. Malamulo a Zone Osakanikirana a Kutulutsa kwa Mtsinje
Potulutsa zimbudzi mumitsinje, ndi chilolezo cha olamulira, malo osakanikirana a kutalika kwake akhoza kukhazikitsidwa. Komabe, kuchuluka kwa cyanide m'madzi kunsi kwa mtsinje wosakanikirana sikuyenera kupitirira 0.022 mg/L. Komanso, mgodi wa golide umayenera kufotokozera momwe amayezera.
6. Miyezo ya Kutulutsa Kwachindunji
Kwa migodi ya golidi yokhala ndi ngalande zosalunjika, cyanide yaulere m'madzi kunsi kwa mtsinje wosakanikirana sayenera kupitirira 0.022 mg/L.
Miyezo iyi yokhazikitsidwa ndi International Cyanide Management Association imagwira ntchito yofunika kwambiri pakuwongolera kayendetsedwe ka migodi ya golide mumakampani a cyanide, ndicholinga chochepetsa kuwononga chilengedwe ndi nyama zakuthengo.
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