Frequently Asked Questions

On this page you will find answers to some of the most asked questions that we receive regarding bioreactors and the work they do on marine vessels.

What is a membrane Bioreactor and how does it work?

What is biological waste water treatment?

What is the process of biological waste water treatment?

Why use biological waste water treatment?

Why should I choose a G&O biological sewage treatment unit?

What is grey and black waste water?

What else can be removed in the treatment process?

How do you treat black water waste?

Is any sludge generated in the unit – and how should it be handled?

What residues originate from the process?

What is the composition of sludge from a G&O Biological unit?

Which treatment unit produces the most sludge (dry solids)?

Which treatment unit produces the most wet sludge?

Is the organic reduction (BOD5) in G&O biological treatment better or worse than the alternative?

How does the G&O biological unit perform in the reduction of suspended solids?

How does the G&O biological unit perform on the reduction of Coliforms (E-coli)?

How is the fecal coliform control of a G&O unit?

Is a mixing tank required?

How does G&O determine the sizing of equipment?

How is the installation footprint of G&O units compared to others?

Does the G&O unit require heavy operational attention and maintenance?

Does the G&O unit comply with IMO MEPC.227(64)?

Does the G&O unit provide a nitrification stage, which is vital for the release of nitrogen, which otherwise serves as a nutrient and oxygen depletion in the waters when released?

Why is it important to treat waste water before it is released back into the ecosystem?

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