Question

Which role do ultrafine particles play in dirty air?

They contribute to less than 13,000 premature deaths a year.
They can worsen symptoms for people with breathing difficulties.
They are easily removed from the air when people see them floating.
They are constantly filtered by the nose, which prevents lung absorption.

Answer 1

Answer:

The other person is correct, I don't know what else to say because I don't want to feel like I'm copying them but I just wanted to confirm that their answer is in fact correct. :)

Explanation:

Answer 2

The role do ultrafine particles play in dirty air they contribute to less than 13,000 premature deaths a year.

What happens to air pollution?

Air pollution is mostly a consequence of human action, in the sense of introducing chemical and/or toxic products into the environment. The burning of fossil fuels - and not only it - promotes the release of carbon monoxide, which corresponds to approximately 45% of the pollutants released in large metropolises.

Pollution has contributed to the premature death of over 13,000 people, some of the main symptoms it causes is shortness of breath.

See more about air polution at brainly.com/question/1823684

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