Nutrient means a chemical element or compound, such as nitrogen or phosphorus, which is essential to and promotes the development of organisms.
Geothermal fluid means water in any form at temperatures greater than 120
Plant means the machinery and apparatus intended to form or forming part of the Works.
Diatomaceous earth filtration means a process resulting in substantial particulate removal in which a precoat cake of diatomaceous earth filter media is deposited on a support membrane (septum), and while the water is filtered by passing through the cake on the septum, additional filter media known as body feed is continuously added to the feed water to maintain the permeability of the filter cake.
Gasohol means a blended fuel composed of gasoline and fuel grade ethanol.
Gasification means the substoichiometric oxidation or steam reformation of a substance to produce a gaseous mixture containing two or more of the following: (i) oxides of carbon; (ii) methane; and (iii) hydrogen;
Fuel means any solid, liquid or gaseous combustible material;
Oxides of nitrogen means the sum of the volume mixing ratio (ppbv) of nitrogen monoxide (nitric oxide) and nitrogen dioxide expressed in units of mass concentration of nitrogen dioxide (µg/m3);
Plants means live plants and live parts of plants, including fresh fruit, vegetables and seeds;
Biomass means the biodegradable fraction of products, waste and residues from biological origin from agriculture (including vegetal and animal substances), forestry and related industries including fisheries and aquaculture, as well as the biodegradable fraction of industrial and municipal waste;
Nitrogen oxides means nitric oxide and nitrogen dioxide, expressed as nitrogen dioxide (NO2);
Landfill Gas means any gas derived through any biological process from the decomposition of waste buried within a waste disposal site.
Hydroelectric energy means water used as the sole source of energy to produce electricity.
CO2 means carbon dioxide.
Hydraulic fracturing means the fracturing of underground rock formations, including shale and non-shale formations, by manmade fluid-driven techniques for the purpose of stimulating oil, natural gas, or other subsurface hydrocarbon production.
MGD means million gallons per day. "mg/l" means milligrams per liter. "ug/l" means micrograms per liter. "ng/l" means nanograms per liter. "S.U." means standard pH unit. "kg/day" means kilograms per day.
Backpressure means a pressure (caused by a pump, elevated tank or piping, boiler, or other means) on the consumer's side of the service connection that is greater than the pressure provided by the public water system and which may cause backflow.
Operating pressure means the pressure at which the parts of an irrigation system are designed by the manufacturer to operate.
Fluid means material or substance which flows or moves whether in a semisolid, liquid, sludge, gas, or any other form or state.
Combustion turbine means an enclosed fossil or other fuel-fired device that is comprised of a compressor, a combustor, and a turbine, and in which the flue gas resulting from the combustion of fuel in the combustor passes through the turbine, rotating the turbine.
Ultra Low Sulfur Diesel Fuel means diesel fuel that has a sulfur content of no more than fifteen parts per
Mine means to carry on an operation with a view to, or for the purpose of—
Pyrolysis means the thermal degradation of a substance in the absence of any oxidising agent, which does not form part of the substance itself, to produce char and gas and/or liquid; and
Diesel means a distillate oil which can be used as fuel for the operation of a compression ignition engine and which has an approximate boiling temperature of between 150 °C to 400 °C;
Fluoroscopic imaging assembly means a subsystem in which X-ray photons produce a visual image. It includes the image receptor(s) such as the image intensifier and spot-film device, electrical interlocks, if any, and structural material providing linkage between the image receptor and diagnostic source assembly.
cogeneration means the simultaneous generation in one process of thermal energy and electrical or mechanical energy;