Laser-ku waa xal kale oo loogu talagalay farsamaynta warqadda ciidda si loo buuxiyo baahiyaha cusub ee farsamaynta iyo soo saarista saxannada xoqidda xoqidda, kuwaas oo ka baxsan goynta caadiga ah ee dhimaha.
Si loo hagaajiyo heerka soo saarista boodhka loona dheereeyo cimriga saxanka shiididda, waxaa loo baahan yahay in godad soo saarista boodhka oo tayo sare leh laga soo saaro dusha sare ee saxanka xoqidda ee horumarsan. Ikhtiyaar suurtagal ah oo lagu soo saari karo godad yaryar oo ku yaal warqadda ciidda waa in la isticmaaloCO warshadeed2nidaamka jarista laysarka.