Question

Primary and secondary air pollutants

28 Mar 2023
Answer :
Word Count : 369

Primary and secondary air pollutants are two types of pollutants that can be found in the atmosphere. Primary pollutants are released directly into the air, while secondary pollutants are formed through chemical reactions in the atmosphere. The following table summarizes the main differences between primary and secondary air pollutants:

Feature Primary Pollutants Secondary Pollutants
Source of Pollution Direct release into the atmosphere Formed through chemical reactions ________ ___ _____ _____ _____.
__________ _________ ______ ________ ________ ________ ________.
________ ______ _______ ____ ______ _________ ______.
____ _______ _____ __________ ____ ________.
_________ ______ ________ _________ _________ ____.
______ _____ _________ _______ __________ ___ ______.
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______ __________ __________ ____ ____ ______ ___ __________ __________ ____ __________ ________.
_________ ________ _________ ____ _________ _______ ____ _____.
______ _____ _____ _____ ____ ____ ________ ________ __________ _________ _________.
___ _______ _______ _________ ____.
______ ____ __________ _______ _________ ________ __________.
_________ ___ ________ ___ ______ __________ ______.
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______ ______ ___ _________ ________ ___ _______.
_________ ______ ________ __________ ____ __________.
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___ ___ ____ _____ _________.
__________ __________ _____ ________ ___ _____ _____ __________.
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________ __________ ________ _______ ________ _____ ___.
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___ ____ _____ ________ _____ _________ _________ ____ _________ ________ _____ _______.
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_________.
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