Steel buildings are more economical than you would imagine because they are built usually from prefab parts. More durable than wood and better able to withstand varied weather conditions, steel buildings have come a long way from their early beginnings. Photo: Laura Putnam To give you some idea about how steel-based structures can be used for many different building types, here are a few examples. Agriculture For farmers, the traditional wooden building to store hay and as a place to house some of the livestock is becoming a thing…