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 chemical formula is NaAlSi < sub > 2 </ sub > O < sub > 6 </ sub >· H < sub > 2 </ sub > O.

Its principles are especially important in chemical engineering.

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

Its high malleability, ductility, resistance to corrosion and most other chemical reactions, and conductivity of electricity led to many uses of gold, including electric wiring, colored-glass production and even gold leaf eating.

Its usable temperature range up to 350 ° C and chemical inertness make it a useful additive in special greases.

Its personnel are trained in the use of firearms, and the Corps has a central armoury ; personnel are also trained to handle chemical incidents, and have specialist chemical incident vehicles and equipment.

Its reaction to silicon is " plasmaless ", is purely chemical and spontaneous and is often operated in pulsed mode.

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.

An ammonium ion is made up of one nitrogen atom and four hydrogen atoms: Its chemical formula is ()< sup >+</ sup >.

Its chemical formula is CH < sub > 3 </ sub >( CH < sub > 2 </ sub >)< sub > 10 </ sub > CH < sub > 2 </ sub >( OCH < sub > 2 </ sub > CH < sub > 2 </ sub >)< sub > n </ sub > OSO < sub > 3 </ sub > Na.

Its name derives from its chemical structure, which consists of an amine group ( NH < sub > 2 </ sub >) linked to a catechol structure called dihydroxyphenethylamine, the decarboxylated form of dihydroxyphenylalanine ( acronym DOPA ).

Its chemical name is " 4 -( 2-aminoethyl ) benzene-1, 2-diol " and its abbreviation is " DA.

Its main chemical principles are lapachol, quercetin, and other flavonoids.

Its chemical relation to tryptamine is analogous to that of amphetamine to phenethylamine, amphetamine being α-methylphenethylamine.

Its development was a major advance over previous methods of delivering hydrocyanic acid for pest control because of its improved chemical stability and the presence of a warning odorant.

Its flowers are either extracted by the labour-intensive method of enfleurage or through chemical extraction.

Its chemical constituents include methyl anthranilate, indole, benzyl alcohol, linalool, and skatole.

Its economy was limited but improved in the middle of the 19th century when some industries ( including chemical ) were established in the area.

Its poor accuracy makes it ineffectual against hardened military targets so its speculated use would be to deliver a chemical, biological or nuclear warhead against large installations or cities.

Its chemical name is

Its durability has found it many functional applications: early 20th century and some modern advertising signs, interior oven walls, cooking pots, exterior walls of kitchen appliances, cast iron bathtubs, farm storage silos, and processing equipment such as chemical reactors and pharmaceutical chemical process tanks.

Its purpose is to periodically provide the international scientific and technological communities with an internationally accepted set of values of the fundamental physical constants and closely related conversion factors for use worldwide.

" Its issues were considered no less important than the other main formal subjects of physical science, medicine, mathematics, poetics and music.

Its aim is to promote the progress of the mathematical, physical and natural sciences and the study of related epistemological problems.

Its physical size can usually be tailored for its content by dragging its height or width at box intersections ( or for entire columns or rows by dragging the column or rows headers ).

Its muscular system is " dry ", that is, the Sloughi has flat and long muscles, which must not be as brawny as those of Greyhounds or Whippets, even when in excellent physical condition.

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

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

Its purpose would presumably be to create psychological, not physical, harm through ignorance, mass panic, and terror.

Its inhabitants were famous for their physical strength and for the simple sobriety of their lives.

Its most convincing argument was that it already had the physical beginnings of a normal school in the Benjamin P. Cheney Academy.

Its first lyrics were written in 1834 under the title Hey, Slovaks ( Hej, Slováci ) by Samuel Tomášik and it has since served as the anthem of the Pan-Slavic movement, the anthem of the Sokol physical education and political movement, the anthem of the SFR Yugoslavia and the transitional anthem of the State Union of Serbia and Montenegro.

Its popularity continued to increase when it was adopted as the official anthem of the Sokol (" falcon ") physical education movement, which was based on Pan-Slavic ideals and active across Austria-Hungary.

Its physical boundaries, however, are roughly marked by the Bamiyan Basin to the north, the headwaters of the Helmand River to the south, Firuzkuh ( Turquoise Mountain ) to the west, and the Unai Pass to the east.

Its physical boundaries, however, are roughly marked by the Bamiyan to the north, the headwaters of the Helmand River to the south, Firuz Koh to the west, and the Salang Pass to the east.

Its functions include translation of virtual addresses to physical addresses ( i. e., virtual memory management ), memory protection, cache control, bus arbitration and in simpler computer architectures ( especially 8-bit systems ) bank switching.

Its impact has included economic, physical, and social repercussions running the gamut from life in small towns to the global oil market.

Its initial aims were to limit physical chastisement by banning the use of implements ( belts, sticks, hairbrushes, etc.

Its bipedality, fur coloring, and southerly location on the island make orangutans an unlikely explanation, and its bipedality, size, and other physical characteristics make gibbons, the only apes known to inhabit the area, unlikely as well.

Its physical features are multiples.

Its 3, 000 students have enrolled in premier programs in the health sciences, ranging across pharmacy with its direct entry doctoral program to pre-med to physical therapy to healthcare business and health policy.

Its policy had been to achieve All-Ireland self-government constitutionally ( be it sovereignty within the United Kingdom in the interest of Irish unity ), as opposed to using separatist physical force if required.

Its clients include independent artists and labels such as Daptone Records ( representing artists such as Sharon Jones & The Dap-Kings and Charles Bradley ), Cleopatra, Barsuk Records and Frenchkiss Records, who recently partnered with The Orchard to create Frenchkiss Label Group in addition to their digital and physical deals with the company.

Its physical appearance is that of a fragmented dark rock, polished smooth by the hands of millions of pilgrims.