Videohàn the

The Vietnamese noun hàn the refers to the chemical compound borax, a substance with a complex role in both industry and public health. While it is a valuable mineral used in metallurgy for welding and in the creation of pottery, it is also a toxic substance that is strictly prohibited in food processing. Understanding this word is essential for navigating both technical discussions and food safety warnings in Vietnam. This lesson covers the chemical definitions, industrial applications, and critical legal warnings associated with the term. You will learn how to identify its use in sentences regarding craftsmanship and health regulations. Watch the lesson to master the usage and context of hàn the.