Sonti Kamesam
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Sonti Kamesam
Sonti Kamesam (1890–30 November 1952) was an Indian timber engineer and scientist who worked at the Forest Research Institute, Dehra Dun. He is best known for his patented wood preservative, ASCU, from the chemical symbols for Arsenic and Copper. The treatment was patented in Britain from 1934 and in the US from 1938. It also went by the name of Chromated Copper Arsenate or CCA in the United States of America from around the 1950s. In his treatment, copper is a fungicide, arsenic is a secondary fungicide and insecticide, while chromium is a fixative which also provides ultraviolet (UV) light resistance. Recognized for the greenish tint it imparts to timber. this preservative was extremely popular for many decades until arsenic toxicity and carcinogenicity was recognized by the US EPA and other regulators. Kamesam was born in Narsapur in West Godavari district of Andhra Pradesh and was a younger brother of S. V. Ramamurthy. After primary education at Visakhapatnam, he graduate ...
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Timber
Lumber is wood that has been processed into dimensional lumber, including beams and planks or boards, a stage in the process of wood production. Lumber is mainly used for construction framing, as well as finishing (floors, wall panels, window frames). Lumber has many uses beyond home building. Lumber is sometimes referred to as timber as an archaic term and still in England, while in most parts of the world (especially the United States and Canada) the term timber refers specifically to unprocessed wood fiber, such as cut logs or standing trees that have yet to be cut. Lumber may be supplied either rough- sawn, or surfaced on one or more of its faces. Beside pulpwood, ''rough lumber'' is the raw material for furniture-making, and manufacture of other items requiring cutting and shaping. It is available in many species, including hardwoods and softwoods, such as white pine and red pine, because of their low cost. ''Finished lumber'' is supplied in standard sizes, mostly ...
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Guindy Engineering College
The College of Engineering, Guindy (CEG) is a public engineering college in Chennai, India and is Asia's oldest technical institution, founded in 1794. It is also the oldest technical institution to be established outside Europe. History Due to the growing need for surveyors by the East India Company, the 'School of Survey' was established in a building near Fort St. George on the suggestion of Michael Topping in 1794. This school was one of the first of its kind in the country and it started out with 8 students. It became the Civil Engineering School in 1858 and was renamed College of Engineering in 1859, with the inclusion of a mechanical engineering course. The college was shifted for a short period to Kalasa Mahal, Chepauk, before settling at its present location in 1920 as College of Engineering, Guindy. College of Engineering, Guindy is one of the first institutes in India to offer degrees in mechanical engineering, electrical engineering, telecommunication, highway engi ...
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Engineers From Andhra Pradesh
Engineers, as practitioners of engineering, are professionals who invent, design, analyze, build and test machines, complex systems, structures, gadgets and materials to fulfill functional objectives and requirements while considering the limitations imposed by practicality, regulation, safety and cost. "Science is knowledge based on our observed facts and tested truths arranged in an orderly system that can be validated and communicated to other people. Engineering is the creative application of scientific principles used to plan, build, direct, guide, manage, or work on systems to maintain and improve our daily lives." The word ''engineer'' (Latin ) is derived from the Latin words ("to contrive, devise") and ("cleverness"). The foundational qualifications of an engineer typically include a four-year bachelor's degree in an engineering discipline, or in some jurisdictions, a master's degree in an engineering discipline plus four to six years of peer-reviewed professional pr ...
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People From West Godavari District
A person ( : people) is a being that has certain capacities or attributes such as reason, morality, consciousness or self-consciousness, and being a part of a culturally established form of social relations such as kinship, ownership of property, or legal responsibility. The defining features of personhood and, consequently, what makes a person count as a person, differ widely among cultures and contexts. In addition to the question of personhood, of what makes a being count as a person to begin with, there are further questions about personal identity and self: both about what makes any particular person that particular person instead of another, and about what makes a person at one time the same person as they were or will be at another time despite any intervening changes. The plural form "people" is often used to refer to an entire nation or ethnic group (as in "a people"), and this was the original meaning of the word; it subsequently acquired its use as a plural form of per ...
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1952 Deaths
Year 195 ( CXCV) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Scrapula and Clemens (or, less frequently, year 948 ''Ab urbe condita''). The denomination 195 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years. Events By place Roman Empire * Emperor Septimius Severus has the Roman Senate deify the previous emperor Commodus, in an attempt to gain favor with the family of Marcus Aurelius. * King Vologases V and other eastern princes support the claims of Pescennius Niger. The Roman province of Mesopotamia rises in revolt with Parthian support. Severus marches to Mesopotamia to battle the Parthians. * The Roman province of Syria is divided and the role of Antioch Antioch on the Orontes (; grc-gre, Ἀντιόχεια ἡ ἐπὶ Ὀρόντου, ''Antiókhei ...
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1890 Births
Year 189 ( CLXXXIX) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Silanus and Silanus (or, less frequently, year 942 ''Ab urbe condita''). The denomination 189 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years. Events By place Roman Empire * Plague (possibly smallpox) kills as many as 2,000 people per day in Rome. Farmers are unable to harvest their crops, and food shortages bring riots in the city. China * Liu Bian succeeds Emperor Ling, as Chinese emperor of the Han Dynasty. * Dong Zhuo has Liu Bian deposed, and installs Emperor Xian as emperor. * Two thousand eunuchs in the palace are slaughtered in a violent purge in Luoyang, the capital of Han. By topic Arts and sciences * Galen publishes his ''"Treatise on the various temperaments"'' (aka ''O ...
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Telugu People
Telugu people ( te, తెలుగువారు, Teluguvāru), or Telugus, or Telugu vaaru, are the largest of the four major Dravidian ethnolinguistic groups in terms of population. Telugus are native to the Indian states of Andhra Pradesh, Telangana and the Yanam district of Puducherry. A significant number of Telugus also reside in the surrounding Indian states of Karnataka, Tamil Nadu, Maharashtra, Gujarat, West Bengal, Chhattisgarh, Kerala, and Odisha, as well in the union territory of Andaman and Nicobar Islands. Telugus claim descent from the Andhras, from whom the Telugus inherit their ethnonym. Telugu is the fourth most spoken language in India and the 15th most spoken language in the world. Andhra was mentioned in the Sanskrit epics such as Aitareya Brahmana (by some estimates c. 800 BCE). According to Aitareya Brahmana of the Rigveda, the Andhras left North India from the banks of river Yamuna and migrated to South India. They are mentioned at the time of the d ...
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Andhra University
Andhra University (IAST: ''Āndhra Vișvakalāpariṣhat'') is a public university located in Visakhapatnam, Andhra Pradesh, India. It was established in 1926. History King Vikram Deo Verma, the Maharaja of Jeypore was one of the biggest donors of the university. He donated lands and two million rupees for the establishment of the university which was set to be shifted elsewhere by the education authorities due to lack of funding. Furthermore, he provided lakh annually to the university, an approximate figure of lakhs between 1930s - 1940s.a The liberal king was conferred an Honorary Doctorate degree from the university. The Jeypore College of Technology and Science in Andhra University was founded by Maharajah Vikram Deo. University emblem The university emblem was designed by Sri Kowta Rammohan Sastri with the guidance of Cattamanchi Ramalinga Reddy. The rising sun represents the university itself and the radiating light rays representing its faculties of study. The l ...
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Dinitrophenol
Dinitrophenols are chemical compounds which are nitro derivatives of phenol. There are six isomers of dinitrophenol: * 2,3-Dinitrophenol * 2,4-Dinitrophenol * 2,5-Dinitrophenol * 2,6-Dinitrophenol * 3,4-Dinitrophenol * 3,5-Dinitrophenol Dinitrophenols also form the core structure of some herbicides, which are collectively referred to as dinitrophenol herbicides, including: * Dinofenate * Dinoprop * Dinosam * Dinoseb * Dinoterb Dinoterb is a chemical compound used as an herbicide. It is an uncoupler An uncoupler or uncoupling agent is a molecule that disrupts oxidative phosphorylation in prokaryotes and mitochondria or photophosphorylation in chloroplasts and cyanobact ... * DNOC * Etinofen * Medinoterb {{Authority control ...
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Richard Falck
Richard Falck (7 May 1873 – 1 January 1955) was a German-American botanist and mycologist, who worked as a professor of mycology at the forest academy in Hannoversch Münden before he fled Nazi Germany and the persecution of Jews to finally settle in the United States of America. Falck was a specialist on fungi and on the preservation of timber from fungal damage. Life and work Falck was born in Landeck in Westpreußen (West Prussia) to Julius and Rosa née Baruch. Richard's father was in the dye business. Richard was the oldest and had two brothers and sisters. His brother Georg later became an architect of repute; his brother Eduard who ran a mushroom business was murdered in Auschwitz; one sister survived the Holocaust. Little is known of Richard's early years but he lived in Ledyczek until the age of 16, went to Progymnasium in Debrzno, trained as a pharmacist, and in 1899 he passed the examination of food chemists at Göttingen. In 1902 he began his mycological studies u ...
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Germany
Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated between the Baltic and North seas to the north, and the Alps to the south; it covers an area of , with a population of almost 84 million within its 16 constituent states. Germany borders Denmark to the north, Poland and the Czech Republic to the east, Austria and Switzerland to the south, and France, Luxembourg, Belgium, and the Netherlands to the west. The nation's capital and most populous city is Berlin and its financial centre is Frankfurt; the largest urban area is the Ruhr. Various Germanic tribes have inhabited the northern parts of modern Germany since classical antiquity. A region named Germania was documented before AD 100. In 962, the Kingdom of Germany formed the bulk of the Holy Roman Empire. During the 16th ce ...
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