<span>Septic tanks rely on
microorganisms to decontaminate the water. These are usually made of concrete
and fiberglass with an in-out pipe system. These septic tanks are important in
the septic system where sewage is treated naturally by holding its contents
long enough for solids and liquids to separate. These things can only be found
in areas that lack connection to main sewage pipes that the government had
provided. They could be found built in suburbs, small towns, and rural areas
and are not suitable for densely built cities. </span>
Answer:
not to vape:
1. your body is inhaling toxic metals
2. it can cause lung problems
not to use tobacco products:
1. you can develop an addiction
2. not good for health
to avoid secondhand smoke:
1. it will help ur body's health
2. wouldn't hurt to stay away from it
Explanation:
or juss do u lol
Answer: The method used would be a clinical study design.
Explanation:
The clinical study design - This can be defined as research studies which involve the formulation of trials and experiments. The clinical study design can be seen as observational studies in medical, clinical and other types of research involving human beings