2 Enamel cups Enamel cups are made of high-temperature enamel, and there are no toxic and harmful ingredients. You can use enamel cups to make tea, but because enamel cups are inconvenient to carry.
3 ceramic cups Although ceramic cups are beautiful, they are easy to produce toxic metal substances for those cups with colored marinades on their inner walls.
There are no chemicals when making glasses, so you don't have to worry about hurting your health when making tea with glasses, and the glasses are easy to clean, and drinking tea with glasses is also transparent and beautiful. Therefore, drinking tea or water with a glass is the healthiest choice, but everyone should be careful of scalding and bursting, and be sure to pay attention to safety.