Bacteria are living things that belong to a group all by themselves. They are small, single cell organisms called prokaryotes that do not contain a nucleus and are usually found in very large groups because they can quickly multiply...
How many times have we been told to wash our hands before sitting down at the supper table or after touching money and other dirty surfaces? By washing up we think that we’re clean and microorganism-free. We have baths, cook our food, treat our sewage and even cover our mouths when we cough and sneeze to prevent the spread of those tiny dirty particles that could make us sick.
Helicobacter pylori (H. pylori) are a type of intestinal bacteria that cause the majority of ulcers in the stomach and duodenum. They thrive in highly acidic environments and have a unique way of adapting to the harsh environment of the stomach. H. pylori have been classified as low-potential carcinogens (cancer-causing substances) by the World Health Organization.
Some people believe that all that is required to produce safe water is to have a chlorine residual in the water. This, unfortunately, is not correct. The presence of particles will, in fact, shield pathogenic microbes from being killed by chlorine or other disinfectants. It is, therefore, important to remember that only good quality water can be safely disinfected.