PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • From the Wikipedia entry To treat the raw water, the bureau uses a process called chloramination, which disinfects the water with chlorine then adds ammonia to prolong the chlorine???s effectiveness.[28] Although these additives kill microorganisms such as coloform bacteria and giardia that can cause disease in humans, they can react with naturally occurring compounds in water to form other compou
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