Glossary M

The Environmental Glossary. Letter M +++ Popular Articles: 'Maximum mid-expiratory flow rate', 'Milking', 'Metamorphosis'

A Mass Balance is the application of the principle of the Conservation of matter.

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.

Deutsch: Materialdegradation / Español: Degradación de Materiales / Português: Degradação de Materiais / Français: Dégradation des Matériaux / Italiano: Degradazione dei Materiali

The progressive deterioration of materials due to environmental factors is a critical challenge across industries. Material degradation describes the irreversible decline in physical, chemical, or mechanical properties of substances when exposed to stressors like temperature, humidity, or pollutants. Understanding its mechanisms is essential for designing durable products and sustainable infrastructure.

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

Deutsch: Fortpflanzung / Español: Apareamiento / Português: Acasalamento / Français: Accouplement / Italiano: Accoppiamento /

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.

Deutsch: Umweltmatrix / Español: Matriz Ambiental / Português: Matriz Ambiental / Français: Matrice Environnementale / Italiano: Matrice Ambientale /

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.

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Glossary M

Mass balance

Mass transit

Mass Wasting

Mastitis

Material Degradation

Maternity Barn

Mating

Matrix

Matrix Spike Duplicate

Matrix Spike Sample

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