Glossary M

The Environmental Glossary. Letter M +++ Popular Articles: 'Method', 'Management', 'Monitoring'

A mass transit is see public transportation.

A Mass Wasting is Downward movement of dry soil and rock caused by gravity (often called slides or avalanches).

Mastitis are an inflammation of the mammary gland (or glands), usually caused by bacteria.

A Maternity Barn is a special needs facility where cows can be closely monitored during the period immediately before and after they give birth.

A Mating is Breeding a sow or Gilt after the onset of estrus and before ovulation, may include at least two services by different boars to ensure successful Mating.

The Matrix is the material of which the sample is composed or the substrate containing the analyte of interest, such as drinking water, waste water, air, soilsediment, biological material, etc. It is also called medium or media.

A Matrix Spike Duplicate is a sample prepared simultaneously as a split with the matrix spike sample with each specimen being spiked with identical, known concentrations of targeted analyte.

A Matrix Spike Sample is a test specimen prepared by adding a known concentration of the target analyte to a specified amount of a specific homogenized specimen where an estimate of the target concentration is available and subjected to the entire analytical protocol.

Deutsch: Angelegenheit / Español: Asunto / Português: Matéria / Français: Matière / Italiano: Materia /

Matter is anything that has mass (the amount of material in an object) and takes up space. On the earth, where gravity is present, we weigh an object to determine its mass.

A Mattress is Bedding material compacted to 3 to 4 inches and sandwiched in a heavyweight polypropolene or other fabric. Possible fillers include: long or chopped straw, poor quality

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