They are still extensively used in hospitals to transport specimens for testing and diagnostics. https://www.swisslog-healthcare.com/en-gb/company/blog/how-a-p

They are still extensively used in hospitals to transport specimens for testing and diagnostics. https://www.swisslog-healthcare.com/en-gb/company/blog/how-a-pneumatic-tube-system-works https://www.swisslog-healthcare.com/en-gb/company/blog/how-a...