(1) "Alkaline hydrolysis" or "hydrolysis" means the reduction of human remains to bone fragments and essential elements in a licensed hydrolysis facility using heat, pressure, water and base chemical agents.

(2) "Authorizing agent" means the person(s) legally entitled to control the disposition of the human remains.

(3) "Body parts" means limbs and other portions of human anatomy that have been removed from a person or human remains for medical purposes during treatment, surgery, biopsy, autopsy, or medical research.

(4) "Cadaver" means human remains or any part thereof, which have been donated to science for medical research purposes.

(5) "Commingling" means the mixing of human remains following cremation, alkaline hydrolysis, or natural organic reduction of more than one deceased person.

(6) "Cremation" means the reduction of human remains to bone fragments in a crematory by means of incineration.

(7) "Cremation container" means a rigid, combustible container which encloses human remains for cremation.

(8) "Crematory" means a building or area of a building that houses one or more cremation chambers, to be used for the cremation of human remains.

(9) "Crematory authority, alkaline hydrolysis authority, or natural organic reduction authority" means the legal entity and their authorized representatives, licensed to reduce human remains through cremation, alkaline hydrolysis, or natural organic reduction.

(10) "Effluent" means the liquid end-product following alkaline hydrolysis.

(11) "Funeral establishment" means a place of business licensed in accordance with RCW 18.39.145, that provides for any aspect of the care, shelter, transportation, embalming, preparation, and arrangements for the disposition of human remains and includes all areas of such entity and all equipment, instruments, and supplies used in the care, shelter, transportation, preparation, and embalming of human remains.

(12) "Holding facility" means an area designated for the care, storage, and holding of human remains prior to disposition.

(13) "Human remains" means the body of a deceased person, including remains following the process of cremation, alkaline hydrolysis, or natural organic reduction.

(14) "Hydrolysis facility" means a structure, room, or other space in a building or structure containing one or more hydrolysis vessels, to be used for alkaline hydrolysis.

(15) "Natural organic reduction" means the contained, accelerated conversion of human remains to soil.

(16) "Natural organic reduction facility" means a structure, room, or other space in a building or real property where natural organic reduction of a human body occurs.

(17) "Processing" is the removal of foreign objects from human remains following cremation, alkaline hydrolysis, or natural organic reduction and may include pulverization.

(18) "Pulverization" is the reduction of identifiable bone fragments to unidentifiable dimensions by manual or mechanical means during or following cremation, alkaline hydrolysis, or natural organic reduction.

(19) "Reduced human remains" means human remains after the reduction process.

(20) "Reduction" means an accelerated conversion of human remains into bone fragments, essential elements, or soil by cremation, alkaline hydrolysis, or natural organic reduction.

(21) "Reduction chamber" means the enclosed space in a crematory, alkaline hydrolysis vessel, or natural organic reduction facility in which the reduction process takes place.

(22) "Reduction facility" means a crematory, or hydrolysis facility, or natural organic reduction facility that is solely devoted to the reduction of human remains.

(23) "Reduction facility operator" means the person(s) registered with the board who operates a crematory, alkaline hydrolysis equipment, or natural organic reduction facility.

(24) "Residue" means the products that may unavoidably remain in the reduction chamber after manual cleaning techniques are performed.

(25) "Shroud" means a leak resistant covering for human remains prior to alkaline hydrolysis, or natural organic reduction to ensure privacy and respectful handling of human remains.