|The process through which the contaminants like chemicals, biological contaminants, gases are completely purified for drinking purpose, lab, industrial usage. The methods of water purification include sedimentation, filtration, and distillation. Chemical methods include fluorination, flocculation and Ultraviolet light usage.
Scholarly peer review is the process of subjecting an author's scholarly work, research, or ideas to the scrutiny of others who are experts in the same field, before a paper describing this work is published in a journal. The work may be accepted, considered acceptable with revisions, or rejected. Peer review requires a community of experts in a given (narrowly defined) field, who are qualified and able to perform reasonably impartial review.