caustic+application
31Molluscum contagiosum — Classification and external resources Typical flesh colored, dome shaped and pearly lesions ICD 10 B …
32Vat dye — Vat dyes are an ancient class of dyes, based on the natural dye, indigo, which is now produced synthetically. OverviewThe process vat dyeing refers to dyeing in a bucket or fat. It can be performed whenever a liquid, even shade over the entire… …
33test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …
34Electrochemistry — is a branch of chemistry that studies chemical reactions which take place in a solution at the interface of an electron conductor (a metal or a semiconductor) and an ionic conductor (the electrolyte), and which involve electron transfer between… …
35Printmaking — 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… …
36Oil sands — The Athabasca oil sands in Alberta, Canada, are a very large source of bitumen, which can be upgraded to synthetic crude oil. Bituminous sands, colloquially known as oil sands or tar sands, are a type of unconventional petroleum deposit. The… …
37Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
38Teak furniture — Teak is used to make outdoor furniture, boats, and other things which require resistance to the elements. Teak is used for outdoor furniture because of its natural durability in extreme weather conditions and because of its relative rarity. Being …
39electrochemical reaction — ▪ chemistry Introduction any process either caused or accompanied by the passage of an electric current and involving in most cases the transfer of electrons between two substances one a solid and the other a liquid. Under ordinary… …
40fruit farming — Introduction growing of fruit crops, including nuts, primarily for use as human food. The subject of fruit and nut production deals with intensive culture of perennial plants, the fruits of which have economic significance (a nut is a …
