The fluoride concentration for prevention of dental caries is ____________

Related MCQs

• What happens when water contains 8-20 ppm of fluoride concentration?
• In which process, the fluoride content of water is raised?
• Which of the following is not used as a fluoride compound?
• The process of reducing the fluoride content from water is called _____
• One cubic metre of bone can treat how much quantity of water containing 3.5 ppm of fluoride?
• What is the monthly concentration of solids produced by secondary sewage effluent?
• What is the average ozone concentration created during Ozonation?