Glossary D

The Environmental Glossary. Letter D +++ Popular Articles: 'Disease', 'Deposition', 'Development'

Displacement Savings are Saving realized by displacing purchases of natural gas or electricity from a local utility by using landfill gas for power and heat.

Disposables are Consumer products, other items, and Packaging used once or a few times and discarded.

Deutsch: Entsorgung / Español: Eliminación / Português: Eliminação / Français: Élimination / Italiano: Smaltimento /

A Disposal is Final placement or destruction of toxic, radioactive, or other wastes; surplus or banned pesticides or other chemicals; polluted soils; and drums containing hazardous materials from removal actions or accidental releases.

Disposal Facilities are Repositories for solid waste, including landfills and combustors intended for permanent containment or destruction of waste materials.

A Dissolved Oxygen (DO) is the oxygen freely available in water, vital to fish and other aquatic life and for the prevention of odors.

Dissolved Oxygen (DO) content is amount of Oxygen gas (O2) dissolved in a given volume of water at a

Dissolved Solids are Disintegrated organic and Inorganic material in water. Excessive amounts make water unfit to drink or use in industrial processes.

Distillate fuel oil is a general classification for the petroleum fractions produced in conventional Distillation operations.

A Distillation is the act of purifying liquids through boiling, so that the steam or gaseous vapors condense to a pure liquid. Pollutants and contaminants may remain in a concentrated

Deutsch: Distribution / Español: Distribución / Português: Distribuição / Français: Distribution / Italiano: Distribuzione

A Distribution is the concentration of an element at a point over time, over an area, or within a volume; a probability function (density function, mass function, distribution function) used to describe a set of observations (statistical sample) or a population from which the observations are generated.

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