Which packaging innovation revolutionized the transportation of biological specimens by maintaining ultra-low temperatures without requiring electrical power or mechanical refrigeration?

In the world of scientific research and laboratory supplies, packaging innovations have transformed how sensitive materials are transported and preserved. From temperature-controlled shipping containers to oxygen-free environments for reactive compounds, scientific packaging has evolved dramatically in recent decades. This poll tests your knowledge about a groundbreaking packaging technology that changed how certain critical laboratory samples are handled worldwide.

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Vacuum-insulated dry shippers using liquid nitrogen absorption materials
Aerogel-lined containers with phase-change materials
Molecular sieve packages with humidity-reactive polymer shells
Thermochemical reaction chambers with controlled exothermic decay