But it got us thinking here at PD, why aren’t normal road cars fitted with plastic-based polycarbonate windows? From what we can see they seem so appropriate in every way; using polycarbonate ...

One detail illustrates the R26.R’s motorsport-inspired madness better than any other, though: polycarbonate rear and rear side windows. Renaultsport saved 5.7kg by ditching glass and it’s this ...