katol mosquito coil, mosquito repellent The word katol refers to a coil, usually green in color, that is burned to ward off mosquitoes. The company Baygon manufactures katol in the Philippines. Another popular brand is Dragon Mosquito Killer. Nakapaikid na kulay lungtiang substance at may tíla insensong usok at amoy na pantaboy sa lamok. FilipinoSongs.org