O le amataga o le bentonite "eleele lautele" Bentonite o se omea minerale faapitoa ma viscosity, faalauteleina, lubricity, absorption vai ma thixotropy ma isi uiga, o le faaaogaina ua ufiufi lafo mea, metallurgical pellets, coatings vailaau, vili palapala ma malamalama industr ...
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