The Greeks have used the heaten steel bar that is similar to threshing starch stick in ironing clothes. The romans have used the metal hammer that its head is flat beatin on the clothes until they are smooth. This method is similar to beating metal. In the 15th century, there was a coal iron using in Europe. In the 19 century there was a as that was used in house, so there was an iron that was able to use with gas. However, the gas iron was dangerous, if the gas was leaked. This was the reason why in 18 Henry W. Willy who was an American invented the first electric iron. There was a problem that the electricity company produced"it" only on night, so the use of"it" was limited The electric iron was now developed by Earl Richardson. He made iron to be light weight And he offered the electricity to run 24 hours too. So we can iron clothes on the machines all 24 hours too. So we can iron clothes on day from then