A solar inverter is a device that converts the direct current (DC) electricity generated by solar panels into alternating current (AC) electricity that can be used to power homes and businesses.

Gracey 11/12 curettes are used to remove calculus and plaque from the mesial and distal surfaces of posterior teeth, specifically the premolars and molars. They are also used to remove soft deposits and subgingival biofilm. Gracey 11/12 use have a long shank and a thin blade with a rounded tip. This...