What is another word for air lock?
Pronunciation: [ˈe͡ə lˈɒk] (IPA) 
An air lock is a mechanism used to control the flow of air or gas in a system. It can be referred to as an air chamber, a ventilation gate, or a pressure differential barrier. Other synonyms for an air lock are an air trap, an air pocket, or a gas lock. In spacecraft and submarines, it is also known as a decompression chamber to regulate pressure changes during entry and exit. In plumbing, it can be called a trapped vent, an anti-siphon valve, or a vacuum breaker. Regardless of the industry or application, air locks are crucial for preventing contamination, maintaining proper pressure, and ensuring safety.
