Assertion: algae's pigment | /r/ObjectUse | used as alternative
Facets:
value: to chemical dyes and coloring agents
type: OTHER
Source sentences:
text: The natural pigments (carotenoids and chlorophylls) produced by algae can be used as alternatives to chemical dyes and coloring agents.
text: The natural pigments produced by algae can be used as an alternative to chemical dyes and coloring agents.