In many Eurasian cultures, the Iron Age was the last main step before the event of written language, although again this was not universally the case. The Iron Age involved the adoption of iron smelting technology. It usually replaced bronze and made it potential to provide Technology News tools which have been stronger, lighter and cheaper to make than bronze equivalents. The uncooked supplies to make iron, corresponding to ore and limestone, are much more ample than copper and especially tin ores.
In distinction to the usually anonymous inventors of earlier ages, ingenious minds similar to Archimedes, Philo of Byzantium, …