Assertion: polysaccharide's material | /r/AtLocation | raw-material
Facets:
value: possibly
type: DEGREE
value: with furfural
type: OTHER
Source sentences:
text: This results from the fact that extracted materials possibly contained in the raw-material, together with furfural, by the effect of water vapour under pressure, are poly-merized and form a film on the surface of the raw-material, which retards the taking place of the hydrolysis reaction at both steps.