There are many different kinds of sewage treatment plants which vary in the process by which they treat wastewater. Generally, they can be classified into the following types of system: 1  Activated sludge plant (ASP). 2  Rotating disc system. 3  Submerged aerated filter (SAF). 4  Suspended Media Filters (SMF).
In certain species of sea life, male pregnancy is common. The male incubates and births live young instead of the female. Human males are not able to do so, and medical risks of a male pregnancy are extreme. Transgender individuals can become pregnant if reproductive organs are left intact. A common phenomenon is a sympathetic pregnancy, where a man exhibits all the symptoms of pregnancy along with his expectant partner.
A faint positive pregnancy test is when the line that appears on the pregnancy test is very faint. This is an indication that there isnât enough hCG in your urine for the pregnancy test to trigger a positive pregnancy result. Every pregnancy test has a rated sensitivity rating measured in mIU/L. The lower this number the more sensitive it is.