What is the difference between water-soluble defoamer and oil-based defoamer?

everyone knows that although defoaming agents are a relatively small industry in the chemical industry, there are many different types of defoaming agents and their functions. from a general perspective, defoaming agents mainly include water-soluble defoaming agents and oil-based defoaming agents. everyone knows what a defoaming agent is, but may not know much about water-based…