Which revolutionary packaging innovation, introduced in the 1990s, significantly extended the shelf life of sensitive reagents and biological samples in scientific research?

In the world of science, packaging isn't just about protection—it's about preservation, contamination prevention, and sometimes even reaction control. Scientific product packaging has evolved dramatically over the decades, with certain innovations changing how researchers and laboratories operate. Test your knowledge about a breakthrough packaging innovation that transformed scientific research and product stability.

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Molecular sieve packets that selectively absorb moisture while maintaining gas balance
Lyophilization stoppers that allow freeze-drying while maintaining a sterile barrier
Fluorinated high-barrier plastics that prevent oxygen permeation while remaining chemically inert
Time-temperature indicators that visually display cumulative thermal exposure history