1, the manufacturing process is different: the red gallbladder adopts double-layer lead-free copper-plated glass liner; However, ordinary white bile does not have this process.

2. The manufacturing materials are different: the white gallbladder interlayer contains asbestos, which is mainly used for heat insulation, while the red gallbladder interlayer does not contain asbestos.

3. Different prices: Generally speaking, the price of red gallbladder thermos is higher than that of white gallbladder thermos.

Matters needing attention in glass thermos

It should be noted that the pot is not easy to overflow when boiling water is added, and there is a danger of overflowing and scalding.

Attention should be paid to avoid falling, collision or strong collision, which will cause the deformation of the cup and affect the use efficiency of the product, and avoid any form of direct heating or high temperature placement, otherwise the resin will be deformed and discolored, which will affect the use efficiency of the product.

Do not add dry ice, carbonated drinks and other liquids that are prone to high pressure in the thermos cup, and do not add liquids containing salty ingredients such as soy sauce and soup to avoid corrosion of the cup.