domes, aqueducts,and system of laws
Chopsticks jk,they had similar technology structures to the Romans they had better crossbows than Romans but they were no match for the Roman artillery sorry i have no real answer
They built roads, many of which are still in use today, hot water, sewers, so many things
the alphabet
They invented cement, and built carefully, not like the slap-dash, build to a budget structures built today.
ya mumma
I think So
He never built one of his inventions. They were all drawn by him, but not created.
democracy
The Romans actually invented concrete! We still use that today. They also invented roads. The Roman people invented the making of wine and how to do it. Romans had and used libraries and the building design of Roman buildings are still in use today.
paper ans the plow was invented in china and is used today
Anything that we use that is wireless is based on Tesla's inventions.
For the same reasons that we need to use maths today.