Dental materials for preparation mcqs

Q.  Which of the following is function of fluoride flux in soldering process ?

a. It prevents the formation of copper oxide
b. It prevents the formation of chromium oxide or dissolves chromic oxide layer
c. It prevents the flow of material in undesirable area
d. Increase the strength of solder

ANSWER: See Answer
No explanation is available for this question!


Post your comment / Share knowledge