A gas cylinder is a gas cylinder that can be recharged and used in a normal environment (-40~60℃), with a nominal working pressure of 1.0~30MPa (gauge pressure) and a nominal volume of 0.4~1 000 L containing permanent gas, liquefied gas or dissolved gas. Mobile pressure vessel for gas.According to t

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,

325/5000 Why is it that oxygen cylinders, especially the bottles, can't infect and touch the oil? Because of grease, especially contain not plump fat and acid fat, very simple gasification exorcise. Oil gauze head, oil cloth because can help combustion is because in the atmosphere the attack oxidiz