Marcus Vitruvius Pollio in the 1 st century BCE wrote his Ten books of Architecture wrote about concrete floors.
Concrete. Roman Concrete.Roman concrete was made of cement, ash, and water mainly.
Cement was used by the Romans to build the colosseum. The Romans invented cement and the material they invented was also water proof which allowed for bridges and fountains to be built.
The Romans
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The catapult was first used by the army of the Roman Empire. History does not record the name of the Roman engineer who first invented it.
It wasn't rock, but cement. The Romans invented cement and used it on everything.
Thomas Edison invented the Edison Portland Cement company in 1899.
He invented floating cement.
floating cement
In the Garden of Eden. The snake invented it. Good snake!
cement
Mainly cement. The Romans invented cement that was water proof and they used it for everything.
he invented the floating cement..
The Romans invented Roman Numerals.
Jesus Alvero is a famous foreign scientist that has invented the floating cement.
Roman numerals were invented because in the roman times they did not have numbers so these were their numbers
Concrete. Roman Concrete.Roman concrete was made of cement, ash, and water mainly.