Abstract The sections in this article are Introduction Background on Explosives Materials Handling Vibrational Spectroscopy Applications Methods – Non‐Thermal Techniques Transmission FT ‐ IR Spectroscopy Attenuated Total Reflection ( ATR ) Infrared Microscopy FT ‐ IR Photoacoustic Spectroscopy Diffuse Reflection FT ‐ IR Spectroscopy Surface‐Enhanced Infrared and Surface‐Enhanced R aman Spectroscopy Grazing Angle Reflection/Absorption FT ‐ IR Spectroscopy Theoretical Calculations R aman Spectroscopy Methods – Thermal Techniques Rapid‐Scan FT ‐ IR Spectroscopy DAC / GAC – Microspectroscopy Transmission FT ‐ IR Spectroscopy of Thin Films High Temperature FT ‐ IR Spectroscopy Low Temperature FT ‐ IR Emission FT ‐ IR Spectroscopy R aman Spectroscopy Conclusion Acknowledgments