At present, tea bags on the market are mainly divided into PET non-woven fabrics, nylon fibers and corn fibers (polylactic acid fibers) in terms of materials, and are mainly round, square, and pyramid-shaped in terms of appearance. So how to distinguish corn fiber tea bags from all kinds of tea bags?
Use the following 3 methods to quickly identify corn fiber tea bags
Powerful
This is a relatively violent method. We directly take out the tea bag and tear it open forcefully. The tea bag made of high-quality corn fiber is easy to be torn, and the opening will be relatively flat without filaments or flocs. float out.
Fire company
We divide the tea bag we just tore into 2 parts, and keep the other part for later use. Find another lighter. If you don't have a lighter, you can use matches. Use a lighter to burn the tea bag. If it is a corn fiber tea bag, it will have a fresh scent. If it has a pungent smell, it must not be a corn tea bag.
Flooded Seventh Army
Next, take out the half of the tea bag you prepared just now, put it into a clean container, preferably a transparent container, so that it is easy to see the changes inside, and then pour boiling water directly into the container, if the water quality after soaking It is still relatively clear, so congratulations. The corn fiber tea bag you bought is made of relatively high-quality materials.
