When used in these regulations or in communications, notices or orders relative thereto, the following words and phrases shall have the meanings ascribed to them below:
A system of solid or liquid particles dispersed in gas.
Includes but is not limited to dust, fly ash, gas, fumes, mist, odor, smoke, vapor, pollen, microorganisms, radioactive materials, ionizing radiation, any combination thereof, or any decay or reaction product thereof.
Any source at, from, or by reason of which any air contaminant is emitted directly or indirectly into the ambient air space.
The unconfined space occupied by the atmosphere above the geographical area of Beverly.
The presence in the ambient air space of one or more air contaminants or combinations thereof in such quantities and of such duration as to:
The Ringelmann's scale for grading the density of smoke, as published by the United States Bureau of Mines, and as referred to in the Bureau of Mines Information Circular No. 6888 or superseding publication or any smoke inspection guide complying with the design and test specifications of and used in accordance with, the provisions of Title 42, Chapter 1, Subchapter F, Part 75, of the Federal Register, or the "Smokescope" manufactured by the Mine Safety Appliances Company, Pittsburgh, PA, USA.
Finely divided solid matter formed, usually, from larger masses by mechanical attrition or other applied energy.
A discharge or release to the ambient air space of any air contaminant.
The aerosolized solid component of burned or partially burned fuels. "Soot" and "cinders" are included within the meaning of the term "fly ash," and "fuels" means all materials which can undergo combustion.
A solid or liquid aerosol resulting from chemical reaction or from the condensation of vapors produced during combustion, distillation, or sublimation.
That state of matter having neither independent shape nor independent volume but tending to expand and diffuse infinitely.
Any furnace in which fresh fuel is manually thrown or placed directly in the hot fuel bed, but does not mean stoves or other equipment used for the cooking of food, or fireplaces.
Any article, machine, equipment, contrivance, structure or part of a structure used primarily to dispose of combustible wastes by burning.
Any electromagnetic or particulate radiation capable of producing ions, directly or indirectly, in its passage through matter.
A liquid aerosol formed by the condensation of liquid vapor or formed by the atomization of liquids.
That property of gaseous, liquid, or solid materials that elicits a physiologic response by the human sense of smell.
Burning under such conditions that the products of combustion are emitted directly into the ambient air space, and are not conducted thereto through a stack, chimney, duct or pipe. Open burning includes underground mid smoldering (underground) fires.
An individual, partnership, association, firm, syndicate, company, trust, corporation, department, bureau, agency, political subdivision, or any other entity recognized by law as the subject of rights and duties.
The fertilizing element of vegetation.
Any material (solid, liquid, or gaseous) which spontaneously emits ionizing radiation.
Includes all of the types of solid waste material of a municipality. It is made up of rubbish, garbage, ashes, street sweepings, demolition wastes, abandoned vehicles and any other useless, unwanted or discarded solid material. Domestic refuse is rubbish and garbage. The term "rubbish" refers to paper, cartons, boxes, barrels, wood, excelsior, tree branches, yard trimmings, furniture, bedding, dunnage, tin cans, crockery, dirt, glass and minerals originating in households, restaurants, institutions, stores and markets. "Garbage" is the animal and vegetable waste resulting from the preparation, cooking, and serving of food.
A visible aerosol, usually carbonaceous, resulting from incomplete combustion.
The gaseous state of certain substances that can exist in equilibrium with the solid or liquid state under standard conditions.