The two-step method first prepares the damaged part of the enamel outer layer of the tooth, then uses a tiny electric current to 'push' minerals into the tooth to repair the damaged site.
Copyright and registered trademark symbols can not easily be copy pasted into your html webpage so you should use the Copyright or registered trademark html symbol code instead.opyright and registered trademark symbols can not easily be copy pasted into your html webpage so you should use the Copyright or registered trademark html symbol code instead.
Best Answer: The word Olympics and the 5-ring logo cannot be copyrighted. However it can be, and is, a registered trademark. Trademarks protect names and logos.