Ullage
Ullage or headspace is the unfilled space in a container, particularly in a container for liquids. == Etymology == The word ullage comes from the Latin word oculus, used by the Romans to refer to a barrel cork hole.
Ullage or headspace is the unfilled space in a container, particularly in a container for liquids. == Etymology == The word ullage comes from the Latin word oculus, used by the Romans to refer to a barrel cork hole.
Ullage or headspace is the unfilled space in a container, particularly in a container for liquids. == Etymology == The word ullage comes from the Latin word oculus, used by the Romans to refer to a barrel cork hole.
Source: Wikipedia "Ullage" · CC BY-SA 4.0
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