Injineernimada qodista iyo qodista saliidda, dhoobo wanaagsan waa in la habeeyaa si loo hubiyo hawlgalka caadiga ah ee qodista. Dhoobada wanaagsani waa inay lahaataa cuf-jiid gaar ah oo ku habboon, viscosity, thixotropy, lumis biyo iyo qiyamyo kale. Qiimayaashani waxay leeyihiin shuruudo iyaga u gaar ah oo ku xidhan gobolka, qoto dheer, ...
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