Dhaq, xoq oo qallaji (saddex-hal), dhammaystir shaqada nadiifinta hal mar;Dabaqa la dhammeeyey aad buu u nadiifsan yahay, dhammaan qashinka sida biyaha wasakhaysan, dhoobada, ciidda iyo wasakhda saliidda waxaa lagu nuugi doonaa haanta biyaha wasakhaysan;waxay nadiifin kartaa sagxadaha kala duwan sida resin epoxy, shubka iyo foornada, iwm. 350mm ballaca nadiifinta ayaa awood u siinaya inuu nadiifiyo waddo cidhiidhi ah.
