Jackson Hayes——Works at Facebook, Lives in Menlo Park. Graduated from Stanford University with a degree in Computer Science.
But bones are still not as strong as teeth. The hardest part of the human body , teeth mostly consist of a calcified tissue called dentine. The tooth's dentine tissue is covered in enamel, that hard, shiny layer that you brush.read more >>
QuesHub is a place where questions meet answers, it is more authentic than Quora, but you still need to discern the answers provided by the respondents.