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pollutant    音标拼音: [pəl'utənt]

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  • Pollutant - Wikipedia
    A pollutant or novel entity[1] is a substance or energy introduced into the environment that has undesired effect, or adversely affects the usefulness of a resource These can be both naturally forming (i e minerals or extracted compounds like oil) or anthropogenic in origin (i e manufactured materials or byproducts)
  • POLLUTANT Definition Meaning - Merriam-Webster
    The meaning of POLLUTANT is something that pollutes; especially : something (such as anthropogenic waste) that makes an environment unsuitable or unsafe for use How to use pollutant in a sentence
  • POLLUTANT | English meaning - Cambridge Dictionary
    POLLUTANT definition: 1 a substance that pollutes: 2 a substance that pollutes: 3 a harmful substance that causes… Learn more
  • POLLUTANT Definition Meaning - Dictionary. com
    pollutant A substance or condition that contaminates air, water, or soil Pollutants can be artificial substances, such as pesticides and PCBs, or naturally occurring substances, such as oil or carbon dioxide, that occur in harmful concentrations in a given environment
  • POLLUTANT definition and meaning | Collins English Dictionary
    A pollutant is a chemical or biological substance which harms water, air, or land quality Burning also releases dioxins, which are persistent environmental pollutants Many VOC chemicals are hazardous air pollutants
  • Contaminant vs. Pollutant - Whats the Difference? - This vs. That
    Pollutants, on the other hand, are substances or agents that are specifically introduced into the environment by human activities and have harmful effects on living organisms or the natural environment Unlike contaminants, pollutants are always considered harmful and undesirable
  • Pollutant - definition of pollutant by The Free Dictionary
    Define pollutant pollutant synonyms, pollutant pronunciation, pollutant translation, English dictionary definition of pollutant n Something that pollutes, especially a waste material that contaminates air, soil, or water
  • pollutant noun - Definition, pictures, pronunciation and usage notes . . .
    a substance that pollutes something, especially air and water Definition of pollutant noun in Oxford Advanced Learner's Dictionary Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more
  • Pollution | Definition, History, Types, Facts | Britannica
    Pollution occurs when an amount of any substance or any form of energy is put into the environment at a rate faster than it can be dispersed or safely stored The term pollution can refer to both artificial and natural materials that are created, consumed, and discarded in an unsustainable manner What kinds of pollution are there?
  • Pollutants: Definition, Types Examples - Vaia
    A pollutant is any particle, molecule, compound, or energy that disturbs the natural composition of the environment Humans, plants, and animals require very specific environmental conditions to survive so pollution can lead to negative impacts on human health and the breakdown of ecosystems





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