Glass tea pots are divided into ordinary glass tea pots and heat-resistant glass tea pots. Ordinary glass teapot, fine looking, made of ordinary glass, heat-resistant 100 °c -120 °c. Heat-resistant glass tea pots, made of high-borosilicate glass, are generally hand-blown, have a low yield, and are more expensive than regular glass. Generally can be fired straight, temperature is generally around 150 °c. It is suitable for direct boiling of beverages and foods such as black tea, coffee, milk, etc. It is also suitable for boiling various green tea and flower tea with boiling water.