pesticide formulation. the pesticide as it comes from its original container, consisting of the active ingredient blended with inert materials.
pesticide employee handler. see handler.
pesticide labeling. the pesticide label and all associated materials, includ- ing supplemental labels, special local needs registration information, and manufacturer’s information.
Pesticide Safety Information Series (PSIS). a series of informational sheets developed and distributed by the California Department of Pesticide Regulation pertaining to handling pesticides, personal protec- tive equipment, emergency first aid, medical supervision, etc.
pesticide toxicity. see toxicity.
pesticide use record. a record of pesticide applications made to a specific loca- tion.
photosynthesis. the process by which plants convert sunlight into energy.
planktonic algae. microscopic free float- ing plants found in the upper surfaces of a body of water where light is most abundant. Planktonic algae are usu- ally composed of green algae, blue- green algae, diatoms, and euglenas. Some species impart an odor or taste to the water.
posting. the placing of signs around an area to inform workers and the public that the area has been treated with a pesticide.
potency. the toxicity of a pesticide. PPE. see personal protective equipment.
precautionary statements. the section on pesticide labels where human and environmental hazards are listed; per- sonal protective equipment require- ments are listed here, as well as first aid instructions and information for physicians.
protective clothing. garments of personal protective equipment that cover the body, including arms and legs.
PSIS. see Pesticide Safety Information Series.
Qualified Applicator Certificate (QAC). the credential required for indi- viduals applying or supervising the application of restricted materials as
part of their employment on property owned or managed by their employ- er. Obtaining a QAC requires an indi- vidual to pass the required examina- tions administered by the Department of Pesticide Regulation.
Qualified Applicator License (QAL). the credential required for individuals supervising the pesticide application operations of a pest control business. Obtaining a QAL requires an individ- ual to pass the required examinations administered by the Department of Pesticide Regulation.
regulations. the guidelines or working rules that a regulatory agency uses to carry out and enforce laws.
respiratory equipment. a device that filters out pesticide dusts, mists, and vapors to protect the wearer from respiratory exposure during mixing and loading, application, or while en- tering treated areas before the restrict- ed entry interval expires or while the airborne concentration of fumigants is above the safe concentration as prescribed by the pesticide label.
restricted materials.California classifica- tion for highly hazardous pesticides, including federal restricted use pesticides and certain other pesticides that can be purchased, possessed and used only by certified private and commercial applicators.
restricted materials permit. a permit, issued by the county agricultural commissioner, to authorize certified applicators to purchase, possess, and use restricted materials.
restricted-use. see restricted materials and restricted-use pesticide, federal.
restricted-use pesticide, federal. The U.S. EPA classification for highly haz- ardouse pesticides that may be ap- plied by or under the supervision of certified applicators. See also restricted material.
restrictive statement. a statement on a pesticide label that restricts the use of that pesticide to specific areas or by designated individuals.
route of exposure. the way a pesticide gets onto or into the body. The four routes of exposure are dermal (on or through the skin), ocular (on or in the