Caagada biyaha ee silica jel waa koob biyood dibadda ah oo laalaabi karo, kaas oo hoos u dhigaya mugga 80% marka la laalaado, dhumucdiisuna waa 6.5cm oo keliya.Aad bay ugu habboon tahay safarka, baaskiil wadida, kaamamka iyo hawlaha kale ee dibadda.
