Anyị nwere ngwaọrụ ọgbara ọhụrụ. A na-ebuga ngwaahịa anyị na mba Amerịka, mba UK na ndị ọzọ, ha na-enweta aha ọma n'etiti ndị ahịa maka Sodium Sulfide nke China n'ogbe 50% na 60% maka ojiji ụlọ ọrụ mmepụta ihe. Ugbu a, anyị amalitela mmekọrịta azụmaahịa obere na ogologo oge na ndị ahịa si North America, Western Europe, Africa, South America, ihe karịrị mba na mpaghara 60.
Anyị nwere ngwaọrụ ọgbara ọhụrụ. A na-ebuga ngwaahịa anyị na mba Amerịka, mba UK na ndị ọzọ, na-enwe aha ọma n'etiti ndị ahịa maka, Mepụta mmekọrịta azụmaahịa ogologo oge na nke mmeri na ndị ahịa anyị niile, kesaa ihe ịga nke ọma ma nwee obi ụtọ nke ịgbasa ngwa ahịa anyị n'ụwa ọnụ. Tụkwasị anyị obi, ị ga-enwetakwu ihe. Biko kpọtụrụ anyị maka ozi ndị ọzọ, anyị na-emesi gị obi ike na anyị ga-elebara gị anya nke ọma mgbe niile.













Nkebi nke Isii: Njikwa Mberede Ntapụ
6.1 Mmeghachi omume mberede nke Sodium Sulfide: Kewapụ ebe ahụ ruru unyi ma gbochie mmadụ ịbanye. Ndị ọrụ mberede kwesịrị iyi ihe mkpuchi uzuzu ihu na uwe ndị na-anaghị ekwe ka acid/alkali jupụta ebe ahụ. Banye ebe ahụ site n'elu ifufe.
Ntapụ obere mmiri nke sodium Sulfide: Zere iweli uzuzu. Jiri shọvel dị ọcha chịkọta ihe ahụ ma tinye ya n'ime akpa kpọrọ nkụ, dị ọcha, nke kpuchiri ekpuchi. Ma ọ bụghị ya, jiri nnukwu mmiri sachaa ya ma gwakọta mmiri ahụ tupu ị gbapụta ya n'ime sistemụ mmiri mkpofu.