Kedu ihe bụ ihe na-eme ka ọ sie ike maka ncha akwa? Ihe na-esi ísì ụtọ a na-eji na-asa ákwà bụkarị polymer, dị ka polyacrylate, Hydroxypropyl methyl cellulose ether, polysaccharide, ma ọ bụ polyacrylamide. A na-agbakwunye polymers ndị a na ncha iji mee ka viscosity ya dịkwuo elu, ...
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