Which scientific instrument, first commercialized in 1952, revolutionized chemical analysis by allowing scientists to identify molecular structures through their interaction with electromagnetic radiation?

Throughout history, scientific discovery has been accelerated by innovative laboratory equipment. From simple microscopes to sophisticated analytical instruments, these tools have transformed how scientists conduct research and make breakthroughs. This poll tests your knowledge about a groundbreaking scientific instrument that revolutionized molecular analysis and has become essential in modern research facilities worldwide.

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Nuclear Magnetic Resonance (NMR) Spectrometer
Scanning Electron Microscope (SEM)
High-Performance Liquid Chromatography (HPLC)
X-ray Crystallography Diffractometer