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turns out coffee not only gives us humans a boost, it can also make concrete 30% stronger

Who would have thought that the ingredient that RMIT university engineers found to make concrete stronger is roasted used coffee grounds? ....

Nathan Dumlao , Shannon Kilmartin Lynch , Mohammad Saberian , Guomin Kevin Zhang , Rajeev Roychand , Jie Li , Chun Qing Li , Professor Guomin , Professor Chun Qing ,

Coffee offers performance boost for concrete

Engineers in Australia have found a way of making stronger concrete with roasted used-coffee grounds, to give the drink-additive a “double shot” at life and reduce waste going to landfills. Lead author Dr Rajeev Roychand from RMIT University said the team developed a technique to make concrete 30% stronger by turning waste coffee grounds into biochar, using a low-energy process without oxygen at 350 degrees Celsius. ....

Mohammad Saberian , Shannon Kilmartin Lynch , Rajeev Roychand , Jie Li , Guomin Kevin Zhang , Chun Qing Li , Postdoctoral Research , School Of Engineering , Indigenous Postdoctoral Research , Earth Systems Pty Ltd , Strategic Capability Deployment Fund , Materials Characterisation Laboratory , Australia Pty Ltd , Method Of Research , Cleaner Production , Postdoctoral Research Fellow , Indigenous Postdoctoral Research Fellow , Pty Ltd , X Ray Facility , Talwali Coffee Roasters , Professor Guomin , Professor Chun Qing ,