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An indispensable assistant at work and a picnic, a little friend who will always save you a cup of hot tea, what you need to know when choosing it.
Thermos flasks with a classic glass or metal flask are presented on the thermos market.. It's no secret that the main disadvantage of a glass flask is its fragility, which is completely excluded in cases with a metal flask, such a thermos can be taken on the most extreme trips, I don’t think about its integrity. Criteria for choosing a thermos:.
• the main parameter for evaluating thermoses is the preservation of heat, the glass flask has the undisputed leadership here;
• it is not recommended to pour sour drinks into thermoses with a metal flask;
all liquids can be poured into thermoses with a glass flask;
• fragility - glass flasks are very fragile, metal - mechanical damage is not terrible;
• give preference to thermoses with a narrower neck, which will reduce heat transfer and retain heat longer;
• choose an airtight lid, it is best to have a screw-on lid.
High-quality and functional thermos will become a reliable companion in your active lifestyle.
parents. ua.