What are cysts?

by wfnblog on April 17, 2012

According to the Environmental Protection Agency, oocsyts (commonly known as cysts) are “a stage in the life-cycle of some protozoa.” They are not bacteria or viruses, but one-celled organisms in an early phase of development, very much like a microscopic egg. Waterborne protozoan parasites, such as Cryptosporidum and Giardia lamblia are resistant to chlorine and […]