Assertion: water gun | /r/MadeOf | metal
Facets:
value: historically
type: TEMPORAL
Source sentences:
text: Historically, water guns were made of metal and used rubber squeeze bulbs to load and propel water through a nozzle Traditionally, water guns have worked on the same principle as a spray bottle.
text: Historically, water guns were made of metal and used rubber squeeze bulbs to load and propel water through a nozzle.