Wash. Rev. Code § 70.77.146
"Special effects" means any combination of chemical elements or chemical compounds capable of burning independently of the oxygen of the atmosphere, and designed and intended to produce an audible, visual, mechanical, or thermal effect as an integral part of a motion picture, radio, television, theatrical, or opera production, or live entertainment.
RCW 70.77.146
Severability-Effective date-1995 c 61: See notes following RCW 70.77.111.
Severability-1994 c 133: "If any provision of this act or its application to any person or circumstance is held invalid, the remainder of the act or the application of the provision to other persons or circumstances is not affected." [ 1994 c 133 s 17.]
Effective date-1994 c 133: "This act is necessary for the immediate preservation of the public peace, health, or safety, or support of the state government and its existing public institutions, and shall take effect immediately [March 28, 1994]." [ 1994 c 133 s 18.]