Barkinta haweenka uurka leh ee C waxay kaa caawinaysaa inay yarayso cadaadiska korodhka caloosha, waxay yaraynaysaa xanuunka dhabarka, waxayna ka caawisaa haweenka uurka leh inay ilaaliyaan dheelitirka oo cirifka kale ayaa lugahaaga dhexdooda ka xiran.
Barkimada haweenka uurka leh ee kala duwan waxa loo isticmaali karaa akhriska, daawashada TV-ga, nasinta, hurdada, kalkaalinta ama ciyaaraha ciyaarta.
Barkinta c-qaabeeya ee haweenka uurka leh waa mid dheer oo ku filan inay kala bixiso oo taageerto jirka sidii barkin uur hurdo ah .Curyaaminta gudaha ee barkimada c ee loogu talagalay hurdo gogosha jirka oo buuxa sida barkimada jirka ee hurdada ee uurka ayaa toosin kara miskaha meelaynta wadajirka ah ee dhexdhexaadka ah.