Microcheck 311

Primary treatment is a physical process that removes material that will settle out. Secondary treatment is a biological process that converts most of the suspended material into inorganic compounds and microbial biomass. Tertiary treatment is designed to remove phosphates and nitrates. Anaerobic digestion converts much of the organic matter to methane. Septic tanks are individual sewage treatment systems.

■ What does the term BOD mean? What is its significance?

■ Why is the advantage of removing phosphates and nitrates during tertiary treatment?

■ Why would the processes of secondary treatment preclude denitrification?

Was this article helpful?

0 0
You Are What You Eat

You Are What You Eat

Nutrition is a matter that people spend their careers learning about and requires volumes of books to explain. My objective is to instruct you how to consume a healthy nutritional diet that aids your body in burning off fat instead of storing it. You do not require overwhelming science to get this.

Get My Free Ebook

Post a comment