Before studying chemistry, Bergius was sent to work for 6 months at the steel works in Mühlheim.

Before he became President of the State of Israel, Weizmann pursued his research in organic chemistry at its laboratories.

Before the The Chronic album came out, Kurupt & Daz were solo artists, however having heard the chemistry the two had whilst recording the album, Dr. Dre suggested they make a group.

Before Zsigmondy finished his PhD thesis in organic chemistry, he published research on colouring glass with silver salts and dissolved silver particles, which he recovered by dissolving the glass in hydrofluoric acid.

Before 2003, STEP papers were available for a wide range of subjects, including, for example, chemistry and biology, but the mathematics STEP paper is the only one now in use.

Both Patent Attorneys and Patent Agents are generally required to have a technical degree ( such as engineering, chemistry or physics ) and must take and pass the USPTO registration examination ( officially titled Examination for Registration to Practice in Patent Cases Before the United States Patent and Trademark Office ).

Before describing the reaction chemistry of the catalytic reforming process as used in petroleum refineries, the typical naphthas used as catalytic reforming feedstocks will be discussed.

Before she changed, Natalie was a huge fan of chemistry, fantasy, and Harry Potter.

Before standardisation on specific gravity around the time of World War II the Baumé scale was generally used in industrial chemistry and pharmacology for the measurement of density of liquids.

Before leaving, he met Milton Caniff, and the two became lifelong friends.

Before commercial Internet access became common, these networks of BBSes provided regional and international e-mail and message bases.

Before Broadway became one-way, the main bus routes along it were the New York City Omnibus Company's ( NYCO ) 6 ( Broadway below Times Square ), 7 ( Broadway and Columbus Avenue ), and 11 ( Ninth and Amsterdam Avenues ), and the Surface Transportation Corporation's M100 ( Kingsbridge ) and M104 ( Broadway Branch ).

Before the RISC philosophy became prominent, many computer architects tried to bridge the so called semantic gap, i. e. to design instruction sets that directly supported high-level programming constructs such as procedure calls, loop control, and complex addressing modes, allowing data structure and array accesses to be combined into single instructions.

Before the buildup to the war gay servicemembers were court-martialed, imprisoned, and dishonorably discharged, but in wartime commanding officers found it difficult to convene court-martial boards of commissioned officers and the administrative blue discharge became the military's standard method for handling gay and lesbian personnel.

Thomas was a teenager when many of the poems for which he became famous were published: " And death shall have no dominion ", " Before I Knocked " and " The Force That Through the Green Fuse Drives the Flower ".

Before digital technology became widespread, for many decades, the scanned data was transmitted as analog.

Before rail fins became ( extremely ) popular, this tendency of " single fins " led to riders " nursing " turns-this tendency was a significant limiting factor on performance.

Before gelatin became widely available as a commercial product, the most typical gelatin dessert was " calf's foot jelly ".

Before long, a falcon representing Horus became the norm as the animal on top, with the individual Pharaoh's symbol usually appearing in the box beneath the falcon, and above the stripes representing the palace.

Before she became associated with Greek mythology, she had many similarities with Artemis ( wilderness, and watching over wedding ceremonies )

Before the 18th century the Kalevala poetry was common throughout Finland and Karelia but in the 18th century it began to disappear in Finland, first in western Finland, because European rhymed poetry became more common in Finland.

Before Digital Command Control became available, this was one way of controlling two trains separately on the same track.

Before the latter became terminally ill, Bismarck did not expect he would live to see Wilhelm ascend to the throne, and thus had no strategy to deal with him.

Before leaving school, towards the end of 1855, he became assistant to the painter and professor Louis ( Lodewijk ) Jan de Taeye, whose courses in history and historical costume he had greatly enjoyed at the Academy.

Before the start of the 1994 season, San Diego was not expected to do well because they had so many newcomers via the draft and free agency ; the Chargers ended up 22 new players on their roster and 10 of them became starters.

Before cable-ready TV sets became common in the late 1980s, an electronic tuning device called a cable converter box was needed to receive the additional analog cable TV channels and transpose or convert the selected channel to analog radio frequency ( RF ) for viewing on a regular TV set on a single channel, usually VHF channel 3 or 4.

Before Paine it had been possible to be both a Christian and a deist ; now such a religious outlook became virtually untenable.

Before his conversion, Saul ( who later became better known as Paul of Tarsus ) puts followers of Jesus in prison.

Before any of the scandalous activity became widely known, Harding's popularity began to ebb, but he responded with determination to run for re-election, despite strong support emerging for the very popular Henry Ford for the Democrats.

Before blogging became popular, digital communities took many forms, including Usenet, commercial online services such as GEnie, BiX and the early CompuServe, e-mail listsThe term " e-log " has been used to describe journal entries sent out via e-mail since as early as March 1996.

Before he became a monk, Simon handed his county of the Vexin over to King Philip.

Before he became widely known as an astronaut, the film Air Cadet ( 1951 ) starring Richard Long and Rock Hudson briefly featured Grissom early in the movie as a U. S. Air Force candidate for flight school at Randolph Field, San Antonio, Texas.

Before motorized transport became widespread, drummers played a key role in military conflicts.

Before helping to create science fiction, Gernsback was an entrepreneur in the electronics industry, importing radio parts from Europe to the United States and helping to popularize amateur " wireless.

Before the revelation of Sheldon's identity, Tiptree was often referred to as an unusually macho male ( see, e. g., Robert Silverberg's commentaries ) as well as an unusually feminist science fiction writer ( for a male ) — particularly for " The Women Men Don't See ", a story of two women who go looking for aliens to escape from male-dominated society on Earth.

Before the 1960s ( and in some cases decades after ), many materials science departments were named metallurgy departments, from a 19th and early 20th century emphasis on metals.

Before Neuromancer, Gibson had written several short stories for prominent science fiction periodicals – mostly noir countercultural narratives concerning low-life protagonists in near-future encounters with cyberspace.

Before the advent of the pocket calculator, it was the most commonly used calculation tool in science and engineering.

Before the 1980s, interaction between neuroscience and cognitive science was scarce.

Asimov read this story at the age of 11, and acknowledged it as a source of inspiration in Before the Golden Age ( 1975 ), an anthology of 1930s science fiction in which Asimov told the story of the science fiction he read during his formative years.

Before and during his tenure as a political science professor at Boston University from 1964-88 he wrote more than 20 books, which included his best-selling and influential A People's History of the United States.

Before his death, Jack Parsons appeared in science fiction writer Anthony Boucher's murder mystery Rocket to the Morgue ( 1942 ) under the guise of Hugo Chantrelle.

Before being elected to the Senate in 1990, he was a professor of political science at Carleton College.

Before the existence of pocket calculators, trigonometric tables were essential for navigation, science and engineering.

Other films have included the science fiction feature Gattaca ( 1997 ), the title role in Michael Almereyda's Hamlet ( 2000 ), the action thriller Assault on Precinct 13 ( 2005 ), and the crime drama Before the Devil Knows You're Dead ( 2007 ).

Before, this was an instinct, but today it is a science.

Before Amazing, science fiction stories had made regular appearances in other magazines, including some published by Gernsback, but Amazing helped define and launch a new genre of pulp fiction.

Before the 17th century dissecting out such a thing as ' science ' in anything like the modern sense of the term involves profound distortions.

Before developing mIRC, Mardam-Bey studied for a master's degree in cognitive science at the University of Westminster.

Before starting the Skeptics Society, Shermer was a professor of the history of science at Occidental College, California.

Before leaving Italy, Carlo had already discovered a warbler new to science, the Moustached Warbler, and on the voyage he collected specimens of a new storm-petrel.

Before then, the word " science " simply meant knowledge and the label of scientist did not exist.

Before Shaara began selling science fiction stories to fiction magazines in the 1950s, he was an amateur boxer and police officer.

Before elevated as Foreign minister, Bhutto directed the funds for key research in nuclear weapons and its related science.

Before returning to Afghanistan in 2002, Ahmadzai was a leading scholar of political science and anthropology.

Before science operations begun, stored commands were loaded into the BBXRT computer system.