Question

why do we sneeze when we inhale a lot of dust Laden air​

Answer 1

When we inhale air containingdust particles, the particles get trapped in the hair present in out nostrils. Sometimes, these particles may pass through the hair and enter the nasal cavity. ... Sneezing expels the foreign particles from the inhaled airand dust-free clean air enters our body.

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Answer 2

When we inhale air containing dust particles, the particles get trapped in the hair present in out nostrils. Sometimes, these particles may pass through the hair and enter the nasal cavity. ... Sneezing expels the foreign particles from the inhaled air and dust-free clean air enters our body.