Late last night I replaced a thermostat housing on an #InternalCombustionEngine using goo, that Neanderthals from +60,000 years ago would have felt familar with, to make a gasket.

#DIY #EngineRepairs #Repair #Technology #TechnologyTrends #BirchTar #PineRosin

Study finds #Neanderthals manufactured #synthetic material with underground #distillation https://phys.org/news/2023-05-neanderthals-synthetic-material-underground-distillation.html #anthropology #archaeology #archeology #BirchTar