defoamers
/diːˈfoʊmərz/
noun
- Substances or agents used to reduce or prevent foam in liquids, especially in industrial or chemical processes.
- Many defoamers are made from silicone or oil-based compounds.
- Without defoamers, the wastewater treatment plant would be covered in foam.
- The factory added defoamers to the coolant to stop bubbles from forming.