Military operations involving fires, conflagrations and hot substances

**Inclusion terms:** - Military operations involving smoke, fumes, and heat from fires, conflagrations and hot substances

**Excludes1:** - military operations involving fires and conflagrations aboard military aircraft (Y37.1-) - military operations involving fires and conflagrations aboard military watercraft (Y37.0-) - military operations involving fires and conflagrations caused indirectly by conventional weapons (Y37.2-) - military operations involving fires and thermal effects of nuclear weapons (Y36.53-)