Iron tools and agriculture Things made of iron (and steel) are a part of our daily lives. The use of iron began in the subcontinent around 3000 years ago. The largest collections of iron tools and weapons were found in the megalithic burials, about which Around 2500 years ago, there is evidence for the growing use of iron tools. These included axes for clearing forests, and the iron ploughshare. The ploughshare was useful for increasing agricultural production. Traders, Kings and Pilgrims Other steps to increase pr ease production: irrigation The kings and kingdoms you have been reading about could not have existed without the support of flourishing villages. New tools and the system of transplantation increased production, irrigation was also…