Burning remnants of war.
D002618:Chemical Warfare; D015386:Hazardous Substances; D006801:Humans; D011639:Public Opinion; D012037:Refuse Disposal / Q000331:legislation & jurisprudence / Q000379:methods*; D017751:Safety Management; D014481:United States; D014857:Warfare
D015386:Hazardous Substances