I think that this question ...
Published by Ademar Cesar Ferreira, H2O Engenharia Ltda - General Director
I think that this question should be reworked because it involves several points; if the question is only about CO2 I agree with my colleagues but if it is about makink potable water it is a completely different question. I also agree that we drink some carbonated water without problems with potable waqter standards.