An air pollutant is a substance in the air that can have adverse effects on humans and the ecosystem. The substance can be solid particles, liquid droplets, or gases. A pollutant can be of natural origin or man-made. Pollutants are classified as primary or secondary.
How is gum graft surgery performed? During gum grafting surgery, a periodontist will commonly take connective tissue from the roof of the mouth (palate) and suture it to the affected gumline. This allows more tissue to grow and close the exposed root surface (gum recession).
Caring for Your Gums After a Tooth Extraction. 1  1. Bite tightly on the gauze. After a tooth extraction, your dentist will place a gauze on the wound to stop the bleeding. 2  2. Take medicine for the pain. Use only the medications prescribed by your dentist. 3  3. Use an ice pack. Place an ice pack on your face outside the area of extraction.