Qaybaha caagga ah

Qalab: qalab kala duwan ayaa la heli karaa.(PP,PE,POM,PVC,ABS,PU,Rubber iwm)

HabkaHabka wax soo saarka kala duwan ayaa la heli karaa.(isku-durid qaabaynta, qaabaynta afuufidda, wax-soo-saarka shubka, xumbo samaynta. iwm)

Dhammaadka dusha sare: dhammayn dusha kala duwan ayaa la heli karaa si waafaqsan shuruudaha macmiilka.