More present in water is the group of
Coliforme bacteria, corresponding to the Class
Enterobacteriace; a typical example is Escherichia
Coli. The second more present Class in water and
with high risk for the organisms is Micrococcacee
class with two subdivisions: streptococcus with the
representing species streptococcus faecalis and
staphylococcus with the representing species
staphylococcus aureus, both of them located in the
human intestine (Human and animal swedge)
[13,14].