CA Branch 2 Field Rep Study Guide Exam Questions and Answers

CA Branch 2 Field Rep Study Guide Exam Questions and Answers Falsifiable concentrates (EC or E) - answerFormulations made up of the technical material, solvents and emulsifiers. Some agitation is required. Once dry, pesticide residue is barley visible. Wettable Powder (WP) - answerThese formulations are made by impregnating or coating an appropriate powder with the technical insecticide. Wettable Powders do not dissolve in water and frequent agitation is usually required. Heavy applications may leave visible deposits. Soluble Powders (SP) - answerMay look like Wettable Powders but they dissolve and form true solutions when dilute with water. Less visible than Wettable Powders after drying, Frequent agitation is not required. Suspension Concentrates (SC) - answerProducts made with small particles suspended in oil solvents or water. Easy mix, require little or no agitation and remain stable for a long time. Have a greatly reduced inhalation hazard because they come in a liquid form. Flowable Liquids - answerContains concentrated water dispersible powders in a liquid form. These powders may stay suspended for a long time. Flowable liquids are easy to handle and have excellent dilution properties. Microencapsulated Formulations (ME) - answermanufactured by suspending liquid or solid pesticide particles in microcapsules. By altering the membrane of the microcapsules, the residual performance, speed and action and odor can be affected. May clog sprayers and leave visible residue. Dusts (D) - answerMade by combining and insecticide with a dust diluent (usually inert) Some products such as Boric Acid Dusts, are almost totally comprised of Boric Acid and may have small amounts of other ingredients added. Drifts are a major issue. Granules - answerMade by coating or impregnating an inert carrier with an insecticide. Made of materials, such as, clay, corn cobs, pecan shells, saw dust, etc. Formulations are ready to use and used mostly for exterior perimeter of buildings for the control of crawling insects. Also is water activated. Baits - answerCombination of a insecticide with an attractive carrier/food that the target pest prefers. Pheromone attractants are added to increase the effects. Comes in forms of gels, granules, paste, pellets, powders or liquids. Fumigants - answertoxic gases such as methyl bromine that are used to kill pests. Vitamin-K - answerThe antidote to consuming Anti-coagulants. LD-50 - answerthe amount of a chemical that kills 50% of the animals in a test population. LC-50 - answerthe lethal concentration in air or water required to kill 50% of the population. Acute Toxicity - answeradverse effects occur within a short period after exposure to toxin. Chronic Toxicity - answerRepeated exposure over time to sub-lethal doses of chemicals. Signal Word - answerIndicates how toxic a product is and how dangerous. Danger - answerCategory 1 Highly toxic LD-50 (0-50 mg/kg) a taste to a teaspoon could kill you. Warning - answerCategory 2 moderately toxic LD-50 (50-500 mg/kg) a teaspoon to a tablespoon could kill you. Caution - answerCategory 3 slightly toxic LD-50 (500-5,000 mg/kg) an ounce to more than a pint can kill you. Type of pesticide - answerGeneral terms what type of pests are to be controlled and also type of formulation. Net Contents - answerFound on the front of the label along the bottom edge Indicates the quantity of formulation in the package Expressed in weight, volume, or count. (EPA) Registration and Establishment Numbers - answerIndicates the pesticide has been registered. Number will tell you which location and facility the product was made at. EPA - answerEnvironmental Protection Agency. Precautionary Statement - answerProtection precautions of applicators and other people or animals who may be exposed to the product. Will see heading (Hazards to humans and domestic animals) Statement of Practical Treatment - answerlists first aid treatments recommended in case of poisoning or accidental exposure.