NEWS

A stuck cap of a vacuum flask can be safely opened at home should users understand the mains causes and learn the effective fixing way.

Improper use of an electric kettle and lack of maintenance are the common mistakes consumers should avoid in order to prolong the lifespan of the appliance.

A thermos flask may sweat due to temperature differences or weakened insulation, and there are several steps to check and fix the issue.

Consumers switching to thermos bottle preference from plastic containers for more convenience and eco-friendliness has become a growing trend in the past decade.

For brewing tea with full taste, tea lovers need to grasp through key tips such as water temperature, tea-to-water ratio, brewing time, tools and proper storage.

Thermos bottles having odors, showing stains or rust can pose risks to health while an early detection of these warning signs should help users maintain safety.

The following guide to the 2025 thermos bottle categories made by Vietnam’s Rang Dong gives an overview, key features and common usage of the products.

Behind every vacuum flask lies a fascinating bit of science, from double walls to vacuum space to heat transfer that keep our drinks exactly the way we love.