The first plant that might be considered as a commercial hydrocracking unit began operation in Leuna, Germany in 1927. Similar efforts to convert coal to liquid fuels took place in the Great Britain, France and other countries. Between 1925 and 1930, Standard Oil of New Jersey collaborated with I.G.ydrocracking enjoyed rapid growth in the United States during the late 1960s and the early 1970s. By the mid-1970s, hydrocracking had become a mature process and its growth began to moderate.
Compositing is the combination of multiple layers of images or video elements to render a final still or moving image. The combination of layers can be a physical or software-based operation. Rotoscoping is one compositing method. Download this free guide.
Full Definition of APPREHENSIVE. 1. : capable of understanding or quick to do so: discerning. 2. : having awareness or knowledge of something: cognizant. 3. : viewing the future with anxiety or alarm. â apÂ·preÂ·henÂ·siveÂ·ly adverb.