Innovative Ways to Use a Vacuum Flask
- Shivangi Gupta
- Nov 27, 2020
- 1 min read
You probably know what a vacuum flask is. Most people know it as a bottle or a jar that can maintain the temperature of the hot and cold drinks – at the same temperature they were in when they were packed for 8 hours or more.
These flasks are commonly used when carrying cold water or juice for the day when going to school or work.