Assertion: chemical wood pulp | /r/HasProperty | made under pressure
Facets:
value: from wood
type: OTHER
Source sentences:
text: White wood pulp is obtained from wood without further processing; brown pulp is first steamed under pressure in boilers; and chemical wood pulp is made from wood processed by solutions of caustic soda, monosulfite, or sodium bicarbonate (sometimes under pressure and at temperatures of up to 150°C).