In China, all gas cylinders have a maximum use limit. After expiration, regardless of whether they are used or in good condition, they must be scrapped. According to the latest national standards, the specific classifications are as follows:

Also known as laughing gas, misuse of nitrous oxide among young people has escalated, to the point where it is now the second most commonly used substance among 16 to 24-year-olds after cannabis.According to the BCGA, misuse of nitrous oxide can cause permanent damage to the central nervous system,

The main function of the shock ringWhen the cylinder is impacted, it absorbs energy and reduces vibration;Keep the distance between the cylinders to protect the cylinder logo and paint color from being worn to a certain extent.

1. Prevent yourself from being angry. It is dangerous for some users to pour their own gas from one cylinder to another. This will not only produce static electricity, but also vaporize the pressurized liquefied petroleum gas, which will expand by 250 to 350 times faster than before. When it is mixe