Which scientific instrument faced a massive global recall in 2010 when it was discovered that its thermocouples contained trace amounts of radioactive thorium that could contaminate experimental results?

Product recalls in the scientific equipment industry can have serious implications for research integrity and safety. This trivia question explores one of the most significant scientific product recalls in recent decades, which affected thousands of laboratories worldwide. Test your knowledge about this notable case that changed quality control standards in scientific instrumentation!

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QuantumSpec Mass Spectrometer
XenoTherm 9000 Laboratory Incubator
ChemPro Automated Titration System
Molecular Dynamics DNA Sequencer