Question

What is dust ???????????????

Answer 1

$\bf\huge\underline\red{ANSWER}$

Dust is tiny, airborne particle matter.

Particulate matter (PM) is characterised by its diameter size and is made up of heterogeneous compounds.

The main sources of dust from human activities include construction sites, ploughing, quarrying and combustion of solid mineral fuels.

Answer 2

Answer:

dust is tiny, airborne particle matter. Particulate matter (PM) is characterised by its diameter size and is made up of heterogeneous compounds. ... The main sources of dust from human activities include construction sites, ploughing, quarrying and combustion of solid mineral fuels.

Explanation:

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