Assertion: arsenic | /r/HasProperty | heavy metal
Facets:
Source sentences:
text: Arsenic is considered to be a heavy metal, and arsenic toxicity shares some features with poisonings by other heavy metals.
text: Is Arsenic a cumulative poison like the heavy metals?
text: Arsenic is a heavy metal which is a natural component of the earth's crust.
text: But students can look at the larger picture and take into account that arsenic is a heavy metal, a class that also contains silver, copper, mercury, nickel, cadmium, and chromium, all of which can be toxic in certain environments.
text: Arsenic is a heavy metal and is toxic.