You need someone to teach you this business even more deeper than you known already, because if not, you will continue losing money a lot. Do think gas can go out from the cylinder on is own. This is where training and safety comes in.
It will be my pleasure to try and assist you.
Look, the fact is that gas can escape from a cylinder due to leaks or improper sealing. To prevent losses, check for leaks by applying soapy water to connections – bubbles indicate an issue. Additionally, ensure proper storage and handling practices to minimize wastage. But the first option is seeking professional guidance and training in gas-related businesses, as this can enhance your knowledge and profitability.
Also, if you had tried all these and still experiencing losses, go and confirm very well if your scale is not reducing load. Many scale do have inaccurate readings from the factory.