What is tb 30?

There is limited information available about "tb 30" as it is not a commonly used term or acronym. Without further context or clarification, it is difficult to provide accurate information about what "tb 30" refers to. It is possible that it could be a code for a product, a model number for a device, or an abbreviation for a company or organization. Additionally, it could be a reference to tuberculosis, a bacterial infection that primarily affects the lungs.