spot concentration
[/spɑt kənˌsenˈtreɪʃən/]
nounpl: spot concentrations
concentração pontual
1. A high concentration of a substance, pollutant, or element localized in a specific, limited area rather than distributed broadly
The environmental study revealed a spot concentration of heavy metals near the industrial facility.
O estudo ambiental revelou uma concentração pontual de metais pesados próximo à instalação industrial.
2. In chemistry and materials science, the accumulation of solute or particles in a particular location within a solution or material
Spot concentration of impurities can weaken the structural integrity of the alloy.
A concentração pontual de impurezas pode comprometer a integridade estrutural da liga.
3. In analytical chemistry, the measurement or analysis of high concentrations in specific zones
The spectrometer detected spot concentrations of the dye in the sample.
O espectrómetro detectou concentrações pontuais do corante na amostra.
This is primarily technical terminology used in environmental science, chemistry, and industrial contexts in both Brazil and the United States. It is common in regulatory documents, scientific papers, and environmental impact assessments. The term reflects the importance of identifying and managing localized pollution or chemical accumulation in industrial areas.
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