CBSE Published on Jan 6, 2016
Useful for CBSE, ICSE, NCERT & International Students
Subject : Chemistry Lesson : TECHNOLOGY IN EVERYDAY LIFE Topic: RAPID SAND FILTERS
Rapid sand filtration is a purely physical drinking water purification method. Rapid sand filters (RSF) provide rapid and efficient removal of relatively large suspended particles. Two types of RSF are typically used: rapid gravity and rapid pressure sand filters.
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