Paragraph 1
White teeth are
sought after. Movies,
, and social media have made
white teeth a must-have. People have long-used
whiteners to get perfectly white teeth. However, these can damage the teeth and
. Researchers have tested a teeth-whitening ceramic
to rid teeth of
. Researcher Min Xing said it is a safe teeth-whitening
that also repairs
. Min added that it was good for long-term
health.
