A Hydrometer for the Rapid Measurement of the Density of Plastic Propellant Open PDF Document Details Document Type Technical Report Publication Date Apr 01, 1947 Accession Number ADA492624 Entities People A. J. Nicholson D. F. Runnicles P. R. Freeman Tags DTIC Thesaurus Topics Accuracy Ammonium Perchlorate Ammonium Picrate Calibration Cellulose Acetates Containers Dielectric Polymers Errors Explosives Government (Foreign) Kerosene Measurement Polystyrenes Propellants Technical Information Centers Temperature Coefficients Temperature Control