FMC Professional Solutions is offering a deal on its Talstar Professional insecticide. Through Nov. 30, 2012, customers can purchase three 3/4-gallon and 1-gallon size jugs of Talstar Professional and receive a fourth for free. The liquid insecticide can be used on more than 75 pests including fleas, ticks, stink bugs, chinch bugs and all species of ants. The insecticide is compatible with herbicides, fungicides, liquid fertilizers and other insecticides. The water-based formula causes no phytotoxicity and contains no odorous or plant-damaging solvents.