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).
Bone grafting can help make dental implants possible. When this is the case, a procedure called bone grafting can often be performed in order to restore the bone height and width in the area. Some bone grafting procedures are very simple and only require the addition of bone about the neck of the dental implant.