definition
Closure types refers to a clearly defined technical term in the context of chemistry, fermentation, stability or bottle aging of wine.
System model
Closure types are described as a clearly definable quantity within a technical reference framework, whose internal logic is independent of evaluation, objective or application.
Demarcation
Are you 18 or older?
It looks like you're not old enough to shop with us, come back when you're 18 or older.