Glossary R

The Environmental Glossary. Letter R +++ Popular Articles: 'Range', 'Resource', 'Recycling'

The Raw Data are all the documentation generated during sampling and analysis which includes, but is not limited to, field notes, hardcopies of electronic data, disks, untabulated sample results, QC sample results, printouts of chromatograms, instrument outputs, and handwritten notes.

A Raw Water is Water in its natural state, prior to any treatment for drinking. See finished water.

A Re-entrainment is Situation that occurs when the air being exhausted from a building is immediately brought back into the system through the air intake and other openings in the building envelope.

A Re-entry is Situation that occurs when the air being exhausted from a building is immediately brought back into the system through the air intake and other openings in the building

A Re-refine is To clean used oil so that it can be used again. This process saves Energy and money and prevents possible Pollution from oil that is improperly handled.

A Reach is a stream section with fairly homogeneous characteristics.

Deutsch: Reaktion / Español: Reacción / Português: Reação / Français: Réaction / Italiano: Reazione /

In the environmental context, 'reaction' refers to any process or response that occurs in the natural environment as a result of external factors or stimuli. These reactions can involve physical, chemical, or biological changes and have significant implications for ecosystems, climate, and overall environmental health.

A Reactive is one of four categories of hazardous waste; substances capable of changing into something else in the presence of other chemicals, usually violently or producing a hazardous by-product

A Readiness Review is a systematic, documented assessment of the preparedness for the start-up or continued use of a facility, process, or activity typically conducted prior to initiation of a major phase of work.

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