Talk:water hammer
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Latest comment: 5 years ago by Equinox
Chambers 1908 has our two senses and also "an air vacuum containing some water". I'm not certain what that means (is an "air vacuum" a space that is supposed to contain air but has become a vacuum?) so haven't added it. Equinox ◑ 19:15, 18 March 2019 (UTC)