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?

How To Cure Yeast Infection

How To Cure Yeast Infection

Now if this is what you want, you’ve made a great decision to get and read this book. “How To Cure Yeast Infection” is a practical book that will open your eyes to the facts about yeast infection and educate you on how you can calmly test (diagnose) and treat yeast infection at home.

Get My Free Ebook


Post a comment