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2026-04-23 07:33:27 -

Evaluating Heat Retention in Portable Drinkware

Performance testing of a Travel Vacuum Flask involves evaluating how well it maintains beverage temperature under real-world conditions. Laboratory tests and field usage both play a role in product validation. Typical test parameters include: Initial liquid temperature: 95°C (hot test) / 4°C (cold test) Ambient temperature: 20–25°C Measurement intervals: every...

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