Which scientific product recall in 2010 led to significant changes in laboratory safety protocols worldwide after a major manufacturer discovered contamination issues?

Scientific equipment and products occasionally face recalls due to safety concerns, manufacturing defects, or design flaws. These recalls can significantly impact research timelines, experiment validity, and even researcher safety. This trivia question explores one of the most significant scientific product recalls in recent history that changed industry standards. Test your knowledge of how product safety interacts with scientific advancement!

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Fisher Scientific's contaminated PCR tubes that affected genetic research results
Merck's lab water purification systems that contained trace heavy metals
Thermo Scientific's defective -80°C ultra-low temperature freezers
BD Biosciences' flow cytometry reagents that contained endotoxins affecting cell viability