Ọpụpụ mmiri
Plumbosolvency bụ ikike nke ihe mgbaze, ọkachasị mmiri, igbari ndu. N'ebe ọha na eze na-enye mmiri nke a bụ ihe onwunwe na-adịghị mma. N'ime ụlọ (na-emekarị agadi) ebe ndị na-azụ ahịa nwere ike ịwakpo ọkpọkọ ndu, ahịrị ọrụ ụzọ, na ụzọ ọ bụla na-ere ihe eji ejikọta ọla kọpa. ↵Plumbosolvency nke mmiri nwere ike imeri site na ị nweta pH nke 7.5 site n'ịba ụba pH na lime ma ọ bụ sodium hydroxide (lye), ma ọ bụ site n'inye mkpuchi nchebe n'ime ọkpọkọ ndu site na mgbakwunye nke phosphate na ọrụ ọgwụgwọ mmiri.
Ọ bụ ezie na pH kachasị mma maka mgbochi nke plumbosolvency bụ 7.5, arụmọrụ ka dị mma na pH 7.2-7.6. Inweta pH a egosila na ọ na-ebelata ọnụ ọgụgụ ọbara.(3, 4)
Mmiri chlorinating na-ebelata anwụrụ ọkụ a gbazere agbaze. Ọ na-eme ka ime ime nke ọkpọkọ na-acha uhie uhie kpuchie chloride, nke na-adịghị agwakọta na mmiri oyi. Otú ọ dị, lead chloride na-agbaze nke ọma na mmiri ọkụ. N'ihi nke a, mmiri a ga-eji mee ihe maka ịṅụ ma ọ bụ ịkwadebe nri ekwesịghị iwere ya na pọmpụ mmiri ọkụ, ma ọ bụrụ na mmiri ahụ nwere ike ịbịakwute ya na ọkpụ. Ekwesịrị iwere mmiri site na mgbata mmiri oyi, ma kpoo ọkụ n'ime ite ma ọ bụ kettle nke na-enweghị isi ma ọ bụ ihe ire ere.
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Edensibia
[dezie | dezie ebe o si]- Rónan Daly, Martin Kimber. "Pịpụ na plumbosolvency." Engineers Journal Mpịakọta nke 63, Mbipụta 1: Jenụwarị/Febụwarị 2009
- Moore, M.R. Plumbosolvency nke mmiri. Okike (1973) 243 222 223
- Moore, M.R., Goldberg, A., Fyfe, W.M., na Richards, W.N. Ọnọdụ ndu nne mgbe mgbanwe na mmiri. Lancet (1981) ii: 203 204 .
- Moore, M.R., Robertson, S.J., Gilmour, W.H., Murray, G.D., Britton, A., Low,R.A. Watt, G.C.M. Mbelata nke ọbara na Glasgow. Journal of Epidemiology and Community Health (1998) 52 672-673
- Troesken E. "Ọdachi nnukwu ọwa mmiri" MIT Press (2006)
- Akwụkwọ nkuzi nke kemịkalụ nke sekọndrị dị elu (Mpịakọta 2) maka ụmụ akwụkwọ steeti