Assertion: hydrogen | /r/HasSubevent | explosion
Facets:
value: at ab specialty silicones in waukegan
type: LOCATION
value: in may
type: TEMPORAL
Source sentences:
text: In May 2019 leaking hydrogen led to an explosion at AB Specialty Silicones in Waukegan, Illinois, that killed four workers and seriously injured a fifth.
text: Hydrogen dissolves in many metals, and, in addition to leaking out, may have adverse effects on them, such as hydrogen embrittlement, leading to cracks and explosions.