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).
Dental Cheek Retractors. Access to the working area is among the first steps of dental procedures ranging from surgical implant placement to cosmetic teeth whitening, and the use of a cheek retraction system is a great way to help the patient keep his or her mouth open while youâre working.