Some parts are more likely to get infected or have problems. Piercings on your ear lobes usually take about 6-8 weeks to heal. However, piercings on the side of your ear (cartilage) can take anywhere from 4 months to 1 year to heal.
Ammonia is a colorless inorganic compound of nitrogen and hydrogen with the formula NH3, usually in gaseous form with a characteristic pungent odor. Ammonia is irritating to the skin, eyes, nose, throat, and lungs. It is essential for many biological processes and has various industrial applications.
1 The Chemical Formula of Ammonia The ammonia chemical formula includes nitrogen and hydrogen. 2  Ammonia is a compound with the molecular formula NH3. 3  Ammonia is a basic compound and has the typical slippery feâ¦. 4  The Periodic Table of Elements Life is sustained by a number of chemical elements.