Assertion: calcium hydroxide | /r/ObjectUse | used in dentistry
Facets:
value: since several decades
type: TEMPORAL
value: for almost a century
type: TEMPORAL
Source sentences:
text: Calcium hydroxide has been used in dentistry for almost a century.
text: It is used in steel production, water treatment, mortar production, dentistry, glass manufacturing and to pickle foods.
text: Calcium hydroxide has been used in dentistry since several decades.
text: Calcium hydroxide has been used in dentistry since several decades.