War operations involving fires, conflagrations and hot substances

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

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