|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.
The open access journals are peer reviewed scholarly journals. The open access journals are freely available on the public internet domain, allowing any end users to read, download, copy, distribute, prink, search or link to the full texts of the articles. These provide high quality, meticulously reviewed and rapid publication, to cater the insistent need of scientific community. These journals are indexed with all their citations noted. The top open access journals are indexed in MEDLINE, PUBMED, SCOPUS, COPERNICUS, CAS, EBSCO and ISI.