Assertion: uranium | /r/HasProperty | pyrophoric
Facets:
Source sentences:
text: Finely divided uranium metal presents a fire hazard because uranium is pyrophoric; small grains will ignite spontaneously in air at room temperature.
text: Uranium is pyrophoric when finely divided.
text: Uranium is "pyrophoric": at the point of impact it burns away into vapour, so the projectile stays sharp.
text: Also note that finely divided uranium metal presents a fire hazard because uranium is pyrophoric; small grains will ignite spontaneously in air at room temperature.
text: Finely divided uranium metal presents a fire hazard because uranium is pyrophoric; small grains will ignite spontaneously in air at room temperature.