Assertion: siphon | /r/HasProperty | studied in 17th century
Facets:
value: further
type: DEGREE
Source sentences:
text: Siphons were studied further in the 17th century, in the context of suction pumps (and the recently developed vacuum pumps), particularly with an eye to understanding the maximum height of pumps (and siphons) and the apparent vacuum at the top of early barometers.