When used in this chapter and in standards, rules and regulations promulgated under authority of this chapter, the following words and phrases mean:

(1) “AHERA”, Asbestos Hazard Emergency Response Act of 1986 (P.L. 99-519);

(2) “Abatement project designer”, an individual who designs or plans AHERA asbestos abatement;

(3) “Air cleaning device”, any method, process, or equipment which removes, reduces, or renders less obnoxious air contaminants discharged into ambient air;

(4) “Air contaminant”, any particulate matter or any gas or vapor or any combination thereof;

(5) “Air contaminant source”, any and all sources of air contaminants whether privately or publicly owned or operated;

(6) “Air pollution”, the presence in the ambient air of one or more air contaminants in quantities, of characteristics and of a duration which directly and proximately cause or contribute to injury to human, plant, or animal life or health or to property or which unreasonably interferes with the enjoyment of life or use of property;

(7) “Ambient air”, all space outside of buildings, stacks, or exterior ducts;

(8) “Area of the state”, any geographical area designated by the commission;

(9) “Asbestos”, the asbestiform varieties of chrysotile, crocidolite, amosite, anthophyllite, tremolite and actinolite;

(10) “Asbestos abatement”, the encapsulation, enclosure or removal of asbestos-containing materials in or from a building or air contaminant source, or preparation of friable asbestos-containing material prior to demolition;

(11) “Asbestos abatement contractor”, any person who by agreement, contractual or otherwise, conducts asbestos abatement projects at a location other than his own place of business;

(12) “Asbestos abatement projects”, an activity undertaken to encapsulate, enclose or remove one hundred sixty square feet or two hundred sixty linear feet or thirty-five cubic feet or more of regulated asbestos-containing materials from buildings and other air contaminant sources, or to demolish buildings and other air contaminant sources containing one hundred sixty square feet or two hundred sixty linear feet or thirty-five cubic feet or more of regulated asbestos-containing materials;

(13) “Asbestos abatement supervisor”, an individual who directs, controls, or supervises others in asbestos abatement projects;

(14) “Asbestos abatement worker”, an individual who engages in asbestos abatement projects;

(15) “Asbestos air sampling professional”, an individual who by qualifications and experience is proficient in asbestos abatement air monitoring. The individual shall conduct, oversee or be responsible for air monitoring of asbestos abatement projects before, during and after the project has been completed;

(16) “Asbestos air sampling technician”, an individual who has been trained by an air sampling professional to do air monitoring. Such individual conducts air monitoring of an asbestos abatement project before, during and after the project has been completed;

(17) “Asbestos-containing material”, any material or product which contains more than one percent asbestos;

(18) “Class A source”, either a class A1, A2 or A3 source as defined in this section;

(19) “Class A1 source”, any air contaminant source with the potential to emit equal to or greater than one hundred tons per year of an air contaminant;

(20) “Class A2 source”, any air contaminant source, which is not a class A1 source, and with the potential, air cleaning devices not considered, to emit equal to or greater than one hundred tons per year of an air contaminant;

(21) “Class A3 source”, any air contaminant source which emits or has the potential to emit, ten tons per year or more of any hazardous air pollutant or twenty-five tons of any combination of hazardous air pollutants, or as defined pursuant to Section 112 of the federal Clean Air Act, as amended, 42 U.S.C. § 7412;

(22) “Class B source”, any air contaminant source with the potential, air cleaning devices not considered, to emit equal to or greater than the de minimis amounts of an air contaminant established by the commission, but not a class A source;

(23) “Commission”, the air conservation commission of the state of Missouri created in section 643.040;

(24) “Competent person”, as defined in the United States Occupational Safety and Health Administration’s (OSHA) standard 29 C.F.R. § 1926.1101 (b). Such person shall also be a certified asbestos abatement supervisor;

(25) “Conference, conciliation and persuasion”, a process of verbal or written communications consisting of meetings, reports, correspondence or telephone conferences between authorized representatives of the department and the alleged violator. The process shall, at a minimum, consist of one offer to meet with the alleged violator tendered by the department. During any such meeting, the department and the alleged violator shall negotiate in good faith to eliminate the alleged violation and shall attempt to agree upon a plan to achieve compliance;

(26) “De minimis source”, any air contaminant source with a potential to emit an air contaminant, air cleaning devices not considered, less than that established by the commission as de minimis for the air contaminant;

(27) “Department”, the department of natural resources of the state of Missouri;

(28) “Director”, the director of the department of natural resources;

(29) “Emergency asbestos project”, an asbestos project that must be undertaken immediately to prevent imminent, severe, human exposure or to restore essential facility operation;

(30) “Emission”, the discharge or release into the atmosphere of one or more air contaminants;

(31) “Emission control regulations”, limitations on the emission of air contaminants into the ambient air;

(32) “Friable asbestos-containing material”, any material containing more than one percent, as determined by either the method specified in appendix E, section 1 Polarized Light Microscopy in 40 C.F.R. part 61, Subpart M or EPA/600/R-93/116 Method for the Determination of Asbestos in Bulk Building Materials, asbestos that, when dry, can be crumbled, pulverized or reduced to powder by hand pressure;

(33) “Grinding”, to reduce to powder or small fragments and includes mechanical chipping or drilling;

(34) “Inspector”, an individual who collects and assimilates information used to determine whether asbestos-containing material is present in a building or other air contaminant sources;

(35) “Management planner”, an individual, under AHERA, who devises and writes plans for asbestos abatement;

(36) “Minor violation”, a violation which possesses a small potential to harm the environment or human health or cause pollution, was not knowingly committed, and is not defined by the United States Environmental Protection Agency as other than minor;

(37) “Nonattainment area”, any area designated by the governor as a “nonattainment area” as defined in the federal Clean Air Act, as amended, 42 U.S.C. § 7501;

(38) “Nonfriable asbestos-containing material”, any material containing more than one percent asbestos as determined by either the method specified in appendix E, section 1 Polarized Light Microscopy in 40 C.F.R. part 61, Subpart M or EPA/600/R-93/116 Method for the Determination of Asbestos in Bulk Building Materials, that, when dry, cannot be crumbled, pulverized or reduced to powder by hand pressure;

(39) “Person”, any individual, partnership, copartnership, firm, company, or public or private corporation, association, joint stock company, trust, estate, political subdivision, or any agency, board, department, or bureau of the state or federal government, or any other legal entity whatever which is recognized by law as the subject of rights and duties;

(40) “Regulated asbestos-containing material” or “RACM”:

(a) Friable asbestos-containing material;

(b) Category I nonfriable asbestos-containing material that will be or has been subjected to sanding, grinding, cutting, or abrading; or

(c) Category II nonfriable asbestos-containing material that has a high probability of becoming or has become crumbled, pulverized, or reduced to powder by the forces expected to act on the material in the course of demolition or renovation operations;

(41) “School district”, seven-director districts, urban school districts, and metropolitan school districts, as defined in section 160.011;

(42) “Small business”, for the purpose of sections 643.010 to 643.355, a small business shall include any business regulated under this chapter, which is not a class A source and which employs less than one hundred people and emits less than fifty tons of any regulated pollutant per year and less than seventy-five tons of all regulated pollutants or as otherwise defined by the commission by rule.