light-resistant pigment
41food preservation — Any method by which food is protected against spoilage by oxidation, bacteria, molds, and microorganisms. Traditional methods include dehydration, smoking, salting, controlled fermentation (including pickling), and candying; certain spices have… …
42agricultural technology — Introduction application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation Mechanical processing of soil so that it is in the proper physical condition for planting is usually… …
43Titanium — This article is about the chemical element. For other uses, see Titanium (disambiguation). scandium ← titanium → vanadium …
44Cockroach — For other uses, see Cockroach (disambiguation). Cockroach Common household roaches A) German cockroach B) American cockroach C) Australian cockroach D E) Oriental cockroach (♀ & …
45Olm — For other uses, see Olm (disambiguation). This article is about the amphibian. For other uses, see Proteus (disambiguation). Olm …
46chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… …
47Printmaking — Mount Fuji, from the Thirty six Views of Mount Fuji, color woodcut by Katsushika Hokusai This article is about techniques of printmaking as a fine art. For the history of printmaking in Europe, see Old master print. For the Japanese printmaking… …
48Feather — For other uses, see Feather (disambiguation). Feather variations Feathers are one of the epidermal growths that form the distinctive outer covering, or plumage, on birds and some theropod dinosaurs. They are considered the most complex… …
49drug — drug1 /drug/, n., v., drugged, drugging. n. 1. Pharm. a chemical substance used in the treatment, cure, prevention, or diagnosis of disease or used to otherwise enhance physical or mental well being. 2. (in federal law) a. any substance… …
50Drug — /droog/, n. Zoroastrianism. the cosmic principle of disorder and falsehood. Cf. Asha. [ < Avestan drauga] * * * I Any chemical agent that affects the function of living things. Some, including antibiotics, stimulants, tranquilizers,… …
