The proper term would be "toxic" (noxious is normally applied to gases). And it is, but only as salts, or where metal ions are otherwise absorbed by living cells (e.g. used to kill bacteria in water). As a pure metal or alloy in contact with dead cells, as in jewelry, piercings, and tooth fillings, silver is not systemically poisonous to humans.
noxious fumes are dangerous and can kill us
No. Oxygen is not noxious because it does not harm us or any living thing in any way.
Argon is not a toxic gas.
No, not explosive, radioactive, or noxious. It is strong, light and corrosion resistant. It is used for propeller shafts and rigging, in heat exchangers of desalination plants and in heater-chillers for salt water aquariums. Its compounds are used in gemstones and pigments.
False
Fluorine is very noxious/toxic.
Do not inhale noxious gases, they are bad for you
The car's exhaust fumes are noxious!
We were all sent home after noxious gases filled our office building. The noxious chemicals caused burning to the skin. He passed out after inhaling noxious fumes.
noxious fumes are dangerous and can kill us
Beware of noxious fumes when working with volatile liquids in confined areas.
no
no
no
No. Oxygen is not noxious because it does not harm us or any living thing in any way.
yes
Harmless