With the exception of the Roman Catholic and the Orthodox Catholic Churches, most churches make no moral distinction between rhythm and mechanical or chemical contraceptives, allowing the couple free choice.

With the French chemists Claude-Louis Berthollet, Antoine Fourcroy and Guyton de Morveau, Lavoisier devised a systematic chemical nomenclature.

With the rapid recovery in automotive and chemical industry overall, the global catalyst market is expected to experience fast growth in the next years.

With the development of the lead chamber process in 1746 and the Leblanc process, allowing large-scale production of sulfuric acid and sodium carbonate, respectively, chemical reactions became implemented into the industry.

With an enzymatic tag, such as horse radish peroxidase, a chemical reaction is carried out that results in a dark color in the location of the protein of interest.

With the writings of Théophile de Donder as precedent, Ilya Prigogine and Defay in Chemical Thermodynamics ( 1954 ) defined chemical affinity in terms of the uncompensated heat of reaction Q the reaction progress variable or reaction extent ξ ; as the ratio of their infinitesimal increments:

With the emergence of chemical engineering as a discipline at the end of the 19th century, scientific rather than empirical methods could be applied.

With an average atomic weight of ( for hydrogen-1 ), hydrogen is the lightest element and its monatomic form ( H < sub > 1 </ sub >) is the most abundant chemical substance, constituting roughly 75 % of the Universe's baryonic mass.

With few exceptions ( e. g., deoxyribose ), monosaccharides have the chemical formula C < sub > x </ sub >( H < sub > 2 </ sub > O )< sub > y </ sub >, where x is at least 3.

With guidance by molecular theory, the dependence of viscoelastic properties on these variables can be simplified by introducing additional concepts such as the free volume, the monomeric friction coefficient, and the spacing between entanglement loci, to provide a qualitative understanding and in many cases a quantitative prediction of how to achieve desired physical and chemical properties and ultimate microstructure.

With better calculation methods and studies of the chemical properties of rutherfordium compounds it could be shown that rutherfordium behaves according to the rest of the group 4 elements.

With sufficient data on chemical composition, a causal link could be established between Eros and other S-type asteroids, and those meteorites believed to be pieces of S-type asteroids ( perhaps Eros itself ).

With the invention of synthetic refrigerants based mostly on a chlorofluorocarbon ( CFC ) chemical, safer refrigerators were possible for home and consumer use.

With proper protective equipment, training, and decontamination measures, the primary effects of chemical weapons can be overcome.

With the 1990 invasion of Kuwait and 1991 Gulf War, Iraq's nuclear, biological, and chemical weapons programs became a particular concern of the first Bush Administration.

With the advent of chemical castration, physical castration is not generally recommended by the medical community unless medically necessary or desired, though some have undergone the procedure voluntarily.

With the nearby towns of Beloslav and Devnya, Varna forms the Varna-Devnya Industrial Complex, home to some of the largest chemical, thermal power, and manufacturing facilities in Bulgaria, including Varna Thermal Pover Plant and Sodi Devnya, the two largest cash privatization deals in the country's recent history.

With the rise of the modern chemical industry, it was possible to make chlorinated hydrocarbons.

With the world market for synthetic dyes and other chemical products dominated by the German industry, German firms competed vigorously for market shares.

With several multinational corporations now pushing agricultural technologies on developing countries, technologies that include improved seeds, chemical fertilizers, and pesticides, crop production has become an increasingly analyzed and debated issue.

With the fluoroelastomer tubing, the elastomer itself has the chemical resistance.

With recent advances made in the tubing technology for pressure, life and chemical compatibility, as well as the higher flow rate ranges, the advantages that hose pumps had over roller pumps continues to erode.

With this apparatus Tyndall observed new chemical reactions produced by high frequency light waves acting on certain vapors.

With this purchase came the purveyorship of the Centers for Disease Control and Prevention-NIOSH Registry of Toxic Effects of Chemical Substances ( RTECS, www. cdc. gov / niosh / rtecs ), a database of basic toxicity information on household chemical substances, food additives, drugs, solvents, biocides, and chemical waste components which as of first quarter of 2012 contained ≈ 170, 000 entries.

With the assistance of Corinth and Athens, it escaped complete domination at Philip's hands, but was nevertheless forced to accept a Macedonian garrison.

With the assistance of orbital photography obtained on the Apollo 14 mission, the Descartes site was determined to be safe enough for a manned landing.

With the assistance of a Brooklyn Union Gas Co. ( now National Grid ) engineering crew, he then broke through the massive concrete bulkhead wall, which is several feet thick.

With the information contained in Chanute's book, the personal assistance of Chanute himself, and research carried out in their own wind tunnel, the Wright brothers gained enough knowledge of aerodynamics to fly the first powered aircraft on December 17, 1903.

With his quick wits and the assistance of drunken gunslinger Jim ( Gene Wilder ), also known as " The Waco Kid " (" I must have killed more men than Cecil B. DeMille "), Bart works to overcome the townsfolk's hostile reception.

With the assistance of John Nash and David Heller, both British members of the Borland Board, the company was taken public on London's Unlisted Securities Market ( USM ) in 1986.

With native and provincial assistance, the Army conquered New France in the Seven Years ' War and subsequently suppressed a Native American uprising in Pontiac's War.

With assistance from Libya, Goukouni regained control of the capital and other urban centers by year ’ s end.

With assistance from the Soviet Union ( themselves fresh from a socialist uprising ), he entered into an alliance with the fledgling Communist Party of China.

With assistance from Ohio governor James A. Rhodes, Hamilton County and the Cincinnati city council agreed to build a single multi-purpose facility on the dilapidated riverfront section of the city.

With the assistance of Seiichi Tanaka, Kinnara and Chicago taiko, the New York Buddhist church established the first taiko group on the East Coast, Soh Daiko, in 1979.

With Wagoner's assistance, however, Parton was eventually accepted.

With the financial assistance of his brother Ira, he lived comfortably, if out of action, until August 1777.

With assistance from the United States, the World Bank, and the United Kingdom, construction of the Akosombo Dam was completed on the Volta River in 1966.

With the assistance of Grech and one of the bassist's friends, a doctor who also dabbled in country music and is now known as Hank Wangford, Parsons managed to kick his heroin habit once and for all ( a treatment suggested by William Burroughs proved unsuccessful ).

With the assistance of Salvadoran troops, Manuel Bonilla tried to resist, but in March his forces were decisively beaten in a battle notable for the introduction of machine guns into Central American civil strife.

With the authorisation of the Central People ’ s Government of the PRC, Hong Kong also concluded 12 bilateral agreements with foreign states on air services, investment promotion and protection, mutual legal assistance and visa abolition during the year.

With a halt to that assistance, it is extremely difficult to survive.

With their assistance, Vortigern defeats his enemies in every engagement.

With the assistance of Jean Mollard, he made a " diving saucer " SP-350, an experimental underwater vehicle which could reach a depth of 350 meters.

With the collapse of the Soviet Union and with Vietnam's decreased ability to provide assistance, Laos has sought to improve relations with its regional neighbors.

With President Bill Clinton's assistance, on 30 April 1994 Latvia and Russia signed a troop withdrawal agreement.

With some assistance from the international community, and funded by an expatriate Libyan, a limited international service became available in mid-April.

With the assistance of the Persian Empire, Mani began missionary expeditions.

With the assistance of a family connection, Lewinsky got a job at the White House as an unpaid summer intern in the office of White House Chief of Staff Leon Panetta.