Assertion: barley's acid | /r/ObjectUse | used as fuel
Facets:
Source sentences:
text: These helpful bacteria also create two other short-chain fatty acids, propionic and acetic acid, which are used as fuel by the cells of the liver and muscles.
text: These helpful bacteria also create two other short-chain fatty acids, propionic and acetic acid, which are used as fuel by the cells of the liver and muscles.