Chisindikizo cha sera chomwe ndi chinthu chomwe kale chimagwiritsidwa ntchito pokonzekera zilembo ndi kuphatikiza zisindikizo ku zikalata. Munthawi zakale zomwe zimakhala ndi chisakanizo cha njuchi, Venice turpentine, komanso nkhani yokongoletsa, nthawi zambiri zimakhala verilion.
