Complex sentence: HMX compositions with teflon-based binders were developed in 1960s and 1970s for gun shells and for Apollo Lunar Surface Experiments Package (ALSEP) seismic experiments, although the latter experiments are usually cited as using Hexanitrostilbene (HNS).
Split into simpler sentences: HMX compositions with teflon-based binders were developed in 1960s and 1970s for gun shells and for Apollo Lunar Surface Experiments Package (ALSEP) seismic experiments. Although the latter experiments are usually cited as using Hexanitrostilbene (HNS).