Assertion: sodium hydroxide | /r/HasProperty | produced
Facets:
value: by combining pure sodium metal
type: MANNER
value: by treating sodium carbonate
type: MANNER
value: historically
type: TEMPORAL
Source sentences:
text: Historically, sodium hydroxide was produced by treating sodium carbonate with calcium hydroxide in a metathesis reaction.
text: Sodium hydroxide is also produced by combining pure sodium metal with water.
text: Workers employed in industries where sodium hydroxide is produced or used may be exposed to this compound.
text: Sodium hydroxide can be produced using several different methods.