Chopsticks should be made of bamboo. Bamboo chopsticks are non-toxic and harmless, which is very environmentally friendly. You can also choose natural wooden chopsticks. However, bamboo chopsticks and wooden chopsticks are not easy to clean due to material reasons, and have strong water absorption and adsorption, and often have detergent residues, which are easily contaminated by pathogenic microorganisms. Therefore, we should pay attention to frequent disinfection, keep it clean, avoid mildew and long hair, and need to replace it regularly.

The metal is generally stainless steel, and the wood mainly includes bamboo, iron wire and cedar. In addition, there is a kind of rice husk chopsticks. Rice husk tableware is a biodegradable product of natural plant fiber with rice husk as the main raw material and processed by high-tech production technology. It can degrade itself under natural conditions and is more environmentally friendly.

At present, most chopsticks used at home are bamboo chopsticks, and economical bamboo chopsticks are the most common chopsticks in life. When choosing bamboo chopsticks, it is best to choose natural colors and a layer of qualified raw lacquer. The chopsticks coated with raw lacquer are waterproof and bright, which will ensure the service life of chopsticks, reduce cracking and prevent evil spirits from hiding.

Metal stainless steel chopsticks are loved by many people and feel comfortable to hold. The content of chromium in stainless steel chopsticks is generally above 13%, and the content of nickel is also around 10%. The reason of stainless steel chopsticks is that there is a solid and stable chromium-rich oxide film (protective film) on its surface, which can prevent it from being oxidized.

Use stainless steel chopsticks to avoid contact with acid, alkali and salt, and prevent the oxide film on the surface from being destroyed and heavy metals such as chromium and nickel from entering the body. Generally, metal chopsticks are not suitable for the elderly and children, and are easy to conduct heat when holding hot dishes, so as not to burn your lips.

When buying stainless steel chopsticks, you can look at the label. Generally, 304 stainless steel is food grade, and its corrosion resistance is ideal.

Although ceramic chopsticks are healthy, who can guarantee that they will not fall to the ground when they are used? Moreover, ceramic chopsticks are heavy and inconvenient to use.

Most plastic chopsticks are marked with melamine, which is brittle and unsatisfactory in hardness. It is easy to deform when heated. Plastic chopsticks produced by regular manufacturers are not harmful to health, but unqualified products are easy to produce harmful substances when heated. Use plastic chopsticks to prevent high temperature.

Bone chopsticks have a good texture, but they are easy to change color and expensive, so they are not suitable for daily use. You can collect it as a handicraft if you like.