The definitions in this section apply throughout this chapter unless the context clearly requires otherwise.

(1) "Department" means the department of ecology.

(2) "Environmentally preferred wheel weight" means any wheel weight used for balancing motor vehicle wheels that do not include more than 0.5 percent by weight of any chemical, group of chemicals, or metal of concern identified by rule under chapter 173-333 WAC.

(3) "Lead wheel weight" means any externally affixed or attached wheel weight used for balancing motor vehicle wheels and composed of greater than 0.1 percent lead by weight.

(4) "Person" includes any individual, firm, association, partnership, corporation, governmental entity, organization, or joint venture.

(5) "Vehicle" means any motor vehicle registered in Washington with a wheel diameter of less than 19.5 inches or a gross vehicle weight of fourteen thousand pounds or less.