What is the process called when a filter is used to remove particles smaller than 0.1 micrometers from a liquid?
A. Ultrafiltration
B. Nanofiltration
C. Reverse osmosis
D. All of the above
Answer:D
What is the process called when a filter is used to remove particles smaller than 0.1 micrometers from a liquid?
A. Ultrafiltration B. Nanofiltration C. Reverse osmosis D. All of the above