Concrete has been used as a building material since Roman times and has recently taken on a new life for home building projects. It is durable, affordable, waterproof, resistant to mould and can be used to customize almost anything in your home.   What is Concrete? Concrete is a material made of three components - water, an aggregate such as sand, gravel or rock and cement. When all three are mixed it can be poured into moulds, onto a driveway, walkway or made into a tub or countertop.   Concrete is also very versatile and can be coloured or customized...