Assertion: free ammonia | /r/HasProperty | toxic
Facets:
value: compared to ammonium
type: OTHER
value: highly
type: DEGREE
Source sentences:
text: Free ammonia is highly toxic compared to ammonium (not that this means you can relax if your ammonia is in the form of ammonium), and the proportion of toxic to less toxic ammonia depends on several factors, the most important being pH and temperature.