Nano-molds made from metallic glasses are easy to fabricate and more durable than silicon molds. Specialty mechanical contractors then fabricate and commission the systems. The Mission had to fabricate all of its construction materials as well. Devices that fabricate components by selective "addition" of material are called rapid prototyping machines. Plasma etching is a form of plasma processing used to fabricate integrated circuits. The wing would prove a challenge to fabricate. In Victoria prisoners fabricate metal and make timber products. Electrospinning is the most commonly used method to fabricate nanofibers. Companies may fabricate other equipment in addition to heat exchangers. There are several ways to fabricate quantum dots. The group developed a standard for the steel used to fabricate rails. Celestion were the first manufacturers to fabricate dome tweeters out of a metal, copper. Multicell horns are complex, difficult to fabricate and thus have a higher associated expense. A previous effort to fabricate the optic from fused quartz had failed. It creates a piece of something on screen that I don't have to fabricate.