Question

when people blow air into thier spectacles to clean and wipe how do the air help to clean the spectacles​

Answer 1

Because the air contains water vapour when air blown through spectacles

Answer 2

Answer:

People often blow out air on their spectacles before cleaning them because they blow hot air from the mouth and the hot air in contact with cooling surface that is eye glass converted to the small droplets of water. This water helps to clean the glasses of the spectacles.

Explanation:

hope it helps you!!!

mark my answer as brainliest please!!!!