Which of the following is not used for defluoridation?
A) calcium phosphate
B) copper sulfate
C) alum
D) bone charcoal
Correct Answer:
Verified
Q1: Fluorides in solution form are preferred over
Q2: What happens when water contains 8-20 ppm
Q3: The process of reducing the fluoride content
Q5: Which material is used in contact filters
Q6: Which material is used for removing fluorides
Q7: Fluorex is a special mixture of
A)di-calcium phosphate
Q8: Which of the following is not a
Q9: Which of the following is not a
Q10: Light gauge copper tubes are used for
Q11: Which of the following is not true
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents