specialk2010: jnte: sosodeb: gifak-net: Excavator has made of wood and syringe [video] Future engineer Not electricity! but Air and Pressure. genius! 200 years ago they used steam! Just awesome.
specialk2010: jnte: sosodeb: gifak-net: Excavator has made of wood and syringe [video] Future engineer Not electricity! but Air and Pressure. genius! 200 years ago they used steam! Just awesome.