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Since and air
Since the air is a continuum, the network of communication remains intact regardless of the positions or motions of the points ( the people ) in the net.
Since 1957, more and more trans-Atlantic passengers have been crossing by air.
Since effective area coverage appears fairly remote, the requirement can be borne in mind while considering the elements: air, surface, sub-surface, fixed installations, mines, and intelligence.
Since the air on the top of the wing is traveling faster than on the bottom, due to Bernoulli effect, at speeds close to the speed of sound the air on the top of the wing will be accelerated to supersonic.
Since the last railway was dismantled in 1952, the only remaining modes of transport are by motorways, by sea, and by air.
The event temporarily warmed air temperature by 1. 5 ° C, compared to the usual increase of 0. 25 ° C associated with El Niño events .< ref name =" Trenberth "> Since then, mass coral bleaching has become common worldwide, with all regions having suffered " severe bleaching ".
Since World War I, achieving and maintaining air superiority has been essential for victory in conventional warfare.
Since then, " Sang real " is sometimes employed to lend a medievalising air in referring to the Holy Grail.
Since air is plentiful at the surface of the earth, the oxidizer is typically atmospheric oxygen, which has the advantage of not being stored within the vehicle.
Since air is an insulator, in principle no other substance is needed to keep power where it should be.
Since the early 1940s, Kingman Reef has had very little human contact, though amateur radio operators from around the world have occasionally visited the reef to put it " on the air " in what is known as a DX-pedition.
Since the Treaty of Versailles forbade Germany to have an air force, German pilots trained in violation of the treaty in secret.
Since the foil must exert a force on the air to change its direction, the air must exert a force of equal magnitude but opposite direction on the foil.
Since the enactment of EU legislation concerning the concentration of particulate in the air, environmental groups such as Greenpeace have staged large protest rallies to urge the city council and the State government to take a harder stance on pollution.
Since nori sheets easily absorb water from the air and degrade, a desiccant is indispensable when storing it.
Since January 2006, the NATO International Security Assistance Force undertook combat duties from Operation Enduring Freedom in southern Afghanistan, the NATO force chiefly made up of British, Canadian and Dutch forces ( and some smaller contributions from Denmark, Romania and Estonia and air support from Norway as well as air and artillery support from the U. S .) ( see the article Coalition combat operations in Afghanistan in 2006 ).
Since the early 1980s, an elegant solution has been the near-frictionless air bearing linear arm which requires no tracking drive mechanism other than the record groove itself.
Since January 2012, four daytime soap operas – General Hospital, Days of our Lives, The Young and the Restless, and The Bold and the Beautiful – continue to air on the three major networks, down from 12 in 1990 – 91 and a high of 19 in 1969 – 70.
Since the wing exerts a force on the air to change its direction, the air must exert a force on the wing, equal in size but opposite in direction.
Since neutrons are absorbed by air, even a high-yield neutron bomb is not able to radiate neutrons beyond its blast range and so would theoretically have no destructive advantage over a normal hydrogen bomb.

Since and water
Since she could not act, one part suited her as well as any other, and so she was the first person to offer Mr. Lincoln a glass of water, holding it up to the box, high above her head, to Miss Harris, who had asked for it.
Since the 1950s, Prince Philip has also added herbaceous borders and a water garden.
Since water that flows through a cave eventually comes out in streams and rivers, any pollution may ultimately end up in someone's drinking water, and can even seriously affect the surface environment, as well.
Since the popular introduction of effective microorganisms ( EM ), bokashi is commonly made with only molasses, water, EM, and wheat bran.
Since they are hydrocarbons, and therefore contain no oxygen, carotenes are fat-soluble and insoluble in water ( in contrast with other carotenoids, the xanthophylls, which contain oxygen and thus are less chemically hydrophobic ).
Since the water near the bottom is saturated, the salt precipitates out of solution onto the sea floor.
Since acyl chlorides and acid anhydrides also react with water, anhydrous conditions are preferred.
Since English, German and Dutch have many of the same etymological origins, there actually are a great number of words in both languages that are very similar and do have the same meaning ( e. g. word / Wort / woord, book / Buch / boek, house / Haus / huis, water / Wasser / water ...).
Since the World War II, copper and plastic piping has replaced galvanized piping for interior drinking water service, but galvanized steel pipes are still used in outdoor applications where mechanical strength is required.
Since 1939, the base's water had been supplied by pipelines that drew water from the Yateras River about northeast of the base.
Since it is no longer used as an antimalarial, tonic water today contains much less quinine, is usually sweetened, and is consequently much less bitter.
Since it is immiscible with water, the main constituent of biological tissue, water must first be removed in the process of dehydration.
Since inventor Richard Stoner commercialized aeroponic technology in 1983, aeroponics has been implemented as an alternative to water intensive hydroponic systems worldwide.
Since Syria built a dam on the Euphrates, the flow of water has been considerably diminished and flooding was no longer a problem in the mid-1980s.
* Since the insulin pump needs to be worn most of the time, pump users need strategies to participate in activities that may damage the pump, such as rough sports and activities in the water.
Since alcohol has a much lower freezing point (- 114 ° C ;-173. 2 ° F ) than water and doesn't form crystals, when the ice is filtered off, the alcohol concentration increases.
Since 1889, the kilogram has been defined as the mass of the international prototype kilogram, and as such is independent of the meter, or the properties of water.
Since the 5th century, merchant ships travelling between Southeast Asia and Guangzhou used the region as a port for refuge, fresh water, and food.
Since Macau has little arable land and few natural resources, it depends on mainland China for most of its food, fresh water, and energy imports.
Since Nauru imports almost everything it consumes ( including food, water and fuel ) the need to diversify the economy and to generate other sources of revenue is of paramount importance.

Since and are
Since the hazards of poor communication are so great, p can be justified as a habitable site only on the basis of unusual productivity such as is made available by a waterfall for milling purposes, a mine, or a sugar maple camp.
Since the slogans have little application to reality and are sanctimonious to boot, the applause is faint even in areas of the world where we should expect to find the greatest affection for free government.
Since we can neither undo nor redo the past, we are limited to the events of today and tomorrow.
Since the recognition of Israel as a nation state, claims are made in many cases which identify the claimant as a member of the new body politic.
Since accurate base maps are necessary for any planning program, the first step taken by the planning division to implement the long-range state plan has been to prepare two series of base maps -- one at a scale of 1 inch to a mile, and the second a series of 26 sheets at a scale of 1 inch to 2000 feet, covering the entire state.
Since conventional methods are insensitive at the low frequencies of these molecular transitions, the paramagnetic resonance method is being used instead.
Since broadcast frequencies are very limited in number, these objectives are to some extent inconsistent in that not all of them can be fully realized, and to the extent that each is realized, there is a corresponding reduction of the possibilities for fullest achievement of the others.
Since the provision of skywave service requires adequate freedom from interference, only class 1, stations are capable of rendering skywave service.
Since the sides are also covered up to the spray rails, they are also rough-sanded in that area.
Since fly cutters are one sided and not balanced, they should be used at the slowest speed available, and fed very slowly to avoid binding.
Since there are almost no schools in the country offering graduate work in interior design this rule cannot at present be observed.
Since charges are relatively the same, reserving a car before you leave for Europe will assure you of having one on tap when you want it.
Since practical washing procedures are both lengthy and expensive, a number of laboratory tests have been developed for the numerical evaluation of detergents.
Since the circulating thyroid hormones are the amino acids thyroxine and tri-iodothyronine ( cf. Section C ), it is clear that some mechanism must exist in the thyroid gland for their release from proteins before secretion.
Since emotional reactions in the higher vertebrates depend on individual experience and are aroused in man, in addition, by complex symbols, one would expect that the hypothalamus could be excited from the cortex.
Since Af are distinct prime polynomials, the polynomials Af are relatively prime ( Theorem 8, Chapter 4 ).
Since D and D' are both diagonalizable and they commute, they are simultaneously diagonalizable, and Af is diagonalizable.
Since N and N' are both nilpotent and they commute, the operator Af is nilpotent ; ;
Since Af are linearly independent functions and the exponential function has no zeros, these R functions Af, form a basis for the space of solutions.
Since the choice is by lot each week, the outcomes of different trials are independent.
Since two curves of symbol Af on Q intersect in Af points, it follows that there are Af lines of Af which are tangent to Aj.

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