title: Anti-terror study tracks gas dispersal.
authors.forename: Tom
authors.initials: T
authors.lastname: Simonite
mesh_terms: D000398:Air Pollution, Radioactive / Q000032:analysis; D023482:Bioterrorism / Q000517:prevention & control; D002618:Chemical Warfare / Q000517:prevention & control*; D003198:Computer Simulation; D004058:Diffusion; D044707:Forensic Sciences; D005740:Gases / Q000032:analysis*; D006801:Humans; D008131:London; D009519:New York City; D012637:Security Measures; D023481:Terrorism / Q000517:prevention & control*; D014887:Weather
chemical_list: D005740:Gases