Its clarity and good optical properties are other important factors.

Then in 2 we show that any line involution with the properties that ( A ) It has no complex of invariant lines, and ( B ) Its singular lines form a complex consisting exclusively of the lines which meet a twisted curve, is necessarily of the type discussed in 1.

Its chemical and physical properties are so similar to that of natural amethyst that it can not be differentiated with absolute certainty without advanced gemnological testing ( which is often cost-prohibitive ).

Its properties come solely from the power of unlimited recursion.

Its breakdown products and metabolites, DDE and DDD, are also highly persistent and have similar chemical and physical properties.

Its first clause promised the freedom of the church and the security of its properties, and succeeding clauses similarly reassured the propertied class.

Its antibacterial properties have also been demonstrated scientifically, although they are markedly weaker than those from a number of other plants studied.

Its sources include building exterior and interior lighting, advertising, commercial properties, offices, factories, streetlights, and illuminated sporting venues.

Its usefulness in these applications is derived from its unique electrical and thermal insulating properties and its mechanical properties, which allow it to be cut, punched, stamped, and machined to close tolerances.

Its relative rarity on Earth, like that of helium, is due to its relative lightness, high vapor pressure at very low temperatures, and chemical inertness, all properties which tend to keep it from being trapped in the condensing gas and dust clouds which resulted in the formation of smaller and warmer solid planets like Earth.

Its various media properties reach about 360 million people monthly.

Its properties were explored in detail by the British meteorologist G. M. B. Dobson, who developed a simple spectrophotometer ( the Dobsonmeter ) that could be used to measure stratospheric ozone from the ground.

Its anti-androgenic properties reduce the level of free testosterone in the blood, while leaving total testosterone and DHEA unaffected.

Its properties were unique due to the special smelting and reworking of the steel creating networks of iron carbides described as a globular cementite in a matrix of pearlite.

Its main purpose is to clarify the properties of matter in aggregate, in terms of physical laws governing atomic motion.

Its properties may include its redness, its size and its composition, while its relations may include " on the table ", " in the room " and " being bigger than other apples ".

Its aim is to describe and explain the common properties and the structural diversity of the world's languages.

Its physical properties shape the hydrosphere and are an essential part of the water cycle and climate.

Its thermodynamic properties determine evaporation and the thermal gradient in the atmosphere.

Its properties are quite different from those of the set of alums described above.

Its divine aspect combined with its habitat in the earth between the roots of plants made it an animal with chthonic properties connected to the afterlife and immortality.

Its mechanical properties depend significantly on variables such as the extent and type of branching, the crystal structure and the molecular weight.

Its more recent meaning as a category of elements with intermediate or hybrid properties did not become widespread until the period 1940 – 1960.

Its radar screens would register Soviet missiles shortly after they are launched against the United States.

Its ontological status is itself most tenuous because apart from individual men, who are its `` matter '', tradition, the `` form '' of society exists only as a shared perception of truth.

Its massive contours are rooted in the simple need of man, since he is always incomplete, to complete himself.

Its elimination would result in the saving of interest costs, heavy when short-term money rates are high, and in freedom from dependence on credit which is not always available when needed most.

Its figures are a half inch high and very easy to read, even into tenth gallons.

Its findings are reported each year in its Rapport Sur l'activite Pendant annee ( Bruxelles ).

Its folklore and legend, usually disguised as history, are allowed to account for group actions, to provide a focal point for group loyalty, and to become a cohesive force for national identification.

Its people are agreeable friends.

Its contents are another matter, for they reveal the kinds of interests pursued by the congregation.

Its size is determined by its function as a glycogen and fat storage unit, and may change with the seasons as these reserves are built or used up.

Its eggs are laid on the forest floor and when they hatch, the tadpoles are carried one by one on the back of an adult to a suitable water-filled crevice such as the axil of a leaf or the rosette of a bromeliad.

Its other main uses are for bituminous waterproofing products, including production of roofing felt and for sealing flat roofs.

Its primary symbols are only 4: the directed arrow showing program flow, the rectangle ( SEQUENCE, GOTO ), the diamond ( IF-THEN-ELSE ), and the dot ( OR-tie ).

Its most common isotopes are < sup > 241 </ sup > Am and < sup > 243 </ sup > Am.

Its chemical composition makes it difficult to match the amber to its producers – it is most similar to the resins produced by flowering plants ; however, there are no flowering plant fossils until the Cretaceous, and they were not common until the Upper Cretaceous.

# Its seeds are a good source of protein.

Its ancient cult of Aphrodite was the most important, after Paphos, in Cyprus, her homeland, though the ruins of Amathus are less well-preserved than neighboring Kourion.

Its functions are thought to include tasks such as lipid and heme biosynthesis, and it appears to be necessary for survival.

Its preparation involves digging a hole about 150 cm deep in the ground, within which incandescent stones are placed inside a bonfire.

Its partners for movement towards a solid object and for being next to that solid object are the allative case and the adessive case respectively.

Its partners that correspond to movement away from, or out of, something are the delative case ( for movement from a surface or from a Hungarian city ) and the elative case ( for movement out of a container or from out of an international city ).