Umzi-mveliso we-oyile kunye negesi uhlala uvela njengoko itekhnoloji ephezulu kakhulu iqalwa ukwandisa imveliso yayo.Iikhemikhali ze-Oilfield, kubandakanywa ulwelo lokomba, ulwelo olugqityiweyo, ulwelo oluqhekezayo kunye neekhemikhali ezisebenza kakhulu/ezivuselelayo, zidlala indima ebalulekileyo ekubambisaneni kakuhle...
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