Siligga leydi-xagalka ah ee dahaaran waa kaari leydi dhalaalaysan oo leh xagal R.Waxaa lagu sifeeyaa qiimaha cidhifka cidhiidhiga ah ee kaariyaha, qiimaha cidhifka ballaadhan ee kaariyaha, heerka caabbinta kulaylka ee filimka rinjiga iyo dhumucda iyo nooca filimka rinjiga.
Silig la dahaadhay ayaa ah sheyga ugu muhiimsan ee dabaysha gariiradaha korantada ee matoorada warshadaha (ay ku jiraan matoorrada iyo koronto-dhaliyeyaasha), transformers, qalabka korontada, qaybaha korontada iyo elektiroonigga ah, qalabka korontada, qalabka guriga, qalabka baabuurta iyo wixii la mid ah.