“Luis Carvalho is very knowledgeable in RO systems; extremely helpful in increasing not only our understanding of RO principles but also the specifics of our RO plant.” (Reverse Osmosis Plant – Design & Operational Best Practices Course)
“Luis Carvalho was very knowledgeable. I have taken another of his courses before, and I benefited immensely. I would look forward to taking other courses of his.” (Boiler Water Treatment Technology Course)
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