Which scientific instrument, first commercially successful in the 1980s, revolutionized biological research and created a billion-dollar retail market with applications from DNA fingerprinting to COVID-19 testing?

In the world of scientific research, certain laboratory equipment has become so revolutionary that it transformed how scientists work. These innovations created massive retail opportunities and changed entire industries. This trivia tests your knowledge about a groundbreaking scientific instrument that went from specialized equipment to a must-have tool across multiple scientific disciplines, creating a billion-dollar retail market. Do you know which revolutionary product sparked this scientific retail revolution?

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PCR Thermal Cycler (Polymerase Chain Reaction machine)
Mass Spectrometer
Scanning Electron Microscope
CRISPR-Cas9 Gene Editing System