A secured transaction is a transaction that is founded on a security agreement. A security agreement is a provision in a business transaction in which the obligor, or debtor, in the agreement gives to the creditor the right to own property owned or held by the debtor.
ProResults Brush Head The ProResults brush heads have angled, radial trimmed bristles that are 10% wider angle than typical brush heads and are designed to squeeze around teeth better. They have standard and compact sizes. Sonicare Sensitive Brush Heads These come in Snap-On and Twist-On and have the same design as the ProResults brush heads, but are 25% softer so they are good for people predisposed to gum recession.
Electric toothbrushes can be classified according to the frequency (speed) of their movements as power, sonic or ultrasonic toothbrushes, depending on whether they make movements that are below, at or above the audible range (20â20,000 Hz or 2400â2,400,000 movements per minute), respectively.he effectiveness of an electric toothbrush depends not only on its type of action and on correct use, but also on the condition of the brush head. Most manufacturers recommend that heads be changed every three to six months at minimum, or as soon as the brush head has visibly deteriorated.