spec style : artificial key features special and colorful crafts screw (custom machined part) decorative devices are made by using simple tools. screws are used to fasten materials by digging in and wedging into a material when turned, while the thread cuts grooves in the fastened material that may help...
matrix at low cost without affecting the properties of the composite. there may also be a phase to create a bond between layers or phases, sometimes called the interface. when designing composites the following factors must be considered: the proportion of matrix and dispersed phase can vary depending on...
by hammering steel on indented surfaces known as 'bosses' to form the blades. the rings in the handles, known as bows, were made by punching a hole in the steel and enlarging it with the pointed end of an anvil. in , in swedish -ruled finland , an ironworks was founded in the village of fiskars between...