Posted this a while back on Instagram. This is a display on mechanical movement at the Boston museum of Science. #hvac #hvacr #hvaclife #dhcm #ac #cooling ##hvac #hvacr #maintenance #hvactech #hvactechnician #mechanic #photooftheday #bluecollar #history #dhcm #trades #tradesman #skilled #skilledtrade #hvacchronicler #hvacinstallation #hvacinstall #teachme

Posted by HvacChronicler at 2021-02-27 20:31:03 UTC