Social & Preventive Medicine Paicle size which is inhaled by lung and causes damage is: A <0.5 micron B 0.5 - 3 micron C 3-5 micron D 5-10 micron 💡 Explanation Paicle size which is inhaled by lung and causes damage is: ✓ Correct Answer: B. 0.5 - 3 micron