PUR Injection in Underground Coal Mines Safety Alert. Are we seeing the Mines Department (RSHQ) most likely cause of the Grosvenor Mine Disaster for the first time.
https://www.rshq.qld.gov.au/safety-notices/explosives/use-and-application-of-polyurethane-resin-pur-in-underground-coal-mines. The Safety Alert "Use and application of Polyurethane Resin (PUR) in Underground Coal Mines was published on the 19th of February 2021. I suspect that we are seeing the…