PLUMESIM

Computer software for simulating the detection of hazardous materials and gases, and for simulating the distribution of gases and environmental contaminants; computer software for training personnel in the detection of hazardous materials and gases and for simulating the distribution of gases and environmental contaminants; electronic publications, namely, books, magazines, and manuals relating to the teaching of the detection of gases and hazardous materials and the distribution of gases and environmental contaminants, recorded on computer media