Assertion: acetic anhydride | /r/HasProperty | passed through other non-expensive material
Facets:
value: relatively
type: DEGREE
Source sentences:
text: The acetic anhydride is passed through a reaction chamber of clay, calorized iron, cement lined iron, iron-copper alloy, or other relatively non-expensive material capable of withstanding the reaction temperature of 600-1200° C. or above.