Tracking the Urban Pollutant, 1970s

Film Specifications - 16mm ; Description - Film depicts scientists, pilots, meteorologists, and chemists discussing pollution and its potential effects on nearby communities. Has narration and music. Describes and shows lab and field testing, collection of air samples, pollutant and particulant procedures and equipment. Optical and electron microscope analysis is discussed. Identifies types of particles. ; Location - St. Louis, Missouri, Boulder, Colorado NCAR Mesa Labs. ; Color ; Sound ; Date - 1970s ; Reel Size - 9.25" ; Approx Film Length - 600' ; Approx. Running Time - 18 min, 30 sec. ; Condition - Some tape residue, plays and sounds good. ; Opening Credits - NCAR ; Ending Credits: Film by - Elmer Armstrong. Sound - G.J. Collenberger. Still Photos - Robert Bumpas. Graphics - John Bazil. Producer - Marshall Lovrein. NCAR is sponsored by The National Science Foundation.