Which of the following is NOT a characteristic of glass ionomer cements?
a. strong in compression but weaker in tension True
b. the matrix is formed during the initial set of the cement
c. sets via an ion exchange reaction that continues for at least 24 hours true
d. suitable for use as a core build up material in anterior teeth
a. strong in compression but weaker in tension True
b. the matrix is formed during the initial set of the cement
c. sets via an ion exchange reaction that continues for at least 24 hours true
d. suitable for use as a core build up material in anterior teeth