Assertion: tower's use | /r/HasProperty | existed since ancient times
Facets:
value: in various forms
type: OTHER
Source sentences:
text: Although the use of elevated water storage tanks has existed since ancient times in various forms, the modern use of water towers for pressurized public water systems developed during the mid-19th century, as steam-pumping became more common, and better pipes that could handle higher pressures were developed.