Carpentry is a TRADE and CRAFT that involves the construction, repair, and alteration of wooden structures and objects. It is a skilled job that requires knowledge of woodworking tools and techniques, as well as an understanding of building codes and safety regulations. Carpenters use a variety of tools to cut, shape, and join pieces of wood, and may also be responsible for installing fixtures and finishes. Carpentry is an important part of many industries, from homebuilding to furniture making.