Changes

A sanitation system does not consist of a single technology described below. A complete sanitation system consists of a chain of technologies, each taking care of a specific function, such as the toilet, the transportation, and <span class="plainlinks">[http://www.mycaal.com/ <span style="color:black;font-weight:normal; text-decoration:none!important; background:none!important; text-decoration:none;">loan modification] treatment. Each technology below is dedicated to one particular function in this chain. An example is given at the end of this page.