Various conventions of the detective genre were standardized during the Golden Age, and in 1929 some of them were codified by writer Ronald Knox in his ' Decalogue ' of rules for detective fiction, among them to avoid supernatural elements, all of which were meant to guarantee that, in Knox's words, a detective story " must have as its main interest the unravelling of a mystery ; a mystery whose elements are clearly presented to the reader at an early stage in the proceedings, and whose nature is such as to arouse curiosity, a curiosity which is gratified at the end.

Various micronutrients are typically added to hydroponic solutions to supply essential elements ; among them are Fe ( iron ), Mn ( manganese ), Cu ( copper ), Zn ( zinc ), B ( boron ), Cl ( chlorine ), and Ni ( nickel ).

* Various compounds of lanthanum and other rare-earth elements ( oxides, chlorides, etc.

Various constituents of a gene, such as its control elements and its gene product, may be mutated so that the functioning of a gene or protein can be examined in detail.

Various elements of myth can now be found in television, cinema and video games.

Various historians have argued that shamanism also played a role in many of the pre-Christian religions of Europe, and that shamanic elements may have survived in popular culture right through to the Early Modern period.

Various later films are considered by some critics to have revived elements of the classic era screwball comedies.

Various authors have compiled lists of simple machines and machine elements, sometimes lumping them together under a single term such as " simple machines ", " basic machines ", " compound machines ", or " machine elements "; the use of the term " simple machines " in this broader sense is a departure from the neoclassical sense of the six essential simple machines, which is why many authors prefer to avoid its use, preferring the other terms ( such as " machine element ").

Various elements from the Turkic languages have passed into Hungarian, Persian, Hindustani, Russian, Chinese and to a lesser extent, Arabic.

Various other elements, including Meitnerium ( atomic number: 109 ) ( 1982 ), Hassium ( atomic number: 108 ) ( 1984 ), Roentgenium ( atomic number: 111 ) ( 1994 ) and Copernicium ( atomic number: 112 ) ( 1996 ) were also synthesized in the Darmstadt facility.

Various themes, plot elements, and characters in the Epic of Gilgamesh can also be found in the Bible, notably in the stories of the Garden of Eden and Noah's Flood.

Various other external components, including three truss structures, several experiments and other unpressurised elements were also mounted to the exterior of the station by cosmonauts conducting a total of eighty spacewalks over the course of the station's history.

Various environmental elements collectively create a recipe for natural disasters: the mountainous and geologically unstable terrain ; seasonal rainstorms that result in dense vegetation growth ; seasonal dry Santa Ana winds ; and a naturally dry topography and climate.

Various commercial products on the marketplace today, such as Procter & Gamble's Dryel, allow elements of the dry cleaning process to be performed in the household using home laundry machines.

Various elements of The Atrium was opened during 2008, with the final elements, the main cinema and bowling Alley, opening in October and November 2008 respectively.

Various artists evolving around what is often labeled by various subcultural media as the deeper or rather avant-garde sub-sonorities of dubstep music, have started to integrate juke elements to their works in the last few years, perhaps subsequently to the recent bloom of juke music in Europe.

Various artists have illustrated the battle or elements of it, including Alan Lee, John Howe, the Brothers Hildebrandt, and Ted Nasmith.

Various types of defects in the medium can be characterized by elements of various homotopy groups of the order parameter space.

Various Maoist inclined elements left, the most significant forming the Communist Party of Britain ( Marxist-Leninist ).

Various new concepts arose in the press as elements on the new order.

Various GUI elements, such as buttons, menus, scrollbars, and graphics can be placed on the form.

Various careers within the fields of sports and entertainment are commonly associated with celebrity status.

Various sub-disciplines within psychology have begun to establish their own critical orientations.

Various factions and groups within the societies exploited this European requirement for their own purposes, attempting to gain positions of power within their own communities by cooperating with Europeans.

* Various motor proteins work as molecular motors within a cell and move along the surface of various cellular substrates such as microtubuless.

Various acrobatic maneuvers can be performed, including the " Paraloop ", whereby flying around in a complete circle causes any items within the loop to be attracted towards Nights.

Various scholarly disciplines ( such as law, economics, anthropology or sociology ) may treat the concept more systematically, but definitions vary within and between fields.

Various small islands lie within the Persian Gulf, some of which are the subject of territorial disputes between the states of the region.

Various self protection systems are also offered within the business area, such as counter measure dispenser systems, sensors and jammers.

Various positions within the museum carry out the policies established by the Board and the Director.

Various types of irrigation techniques differ in how the water obtained from the source is distributed within the field.

Various other legislation includes the counties and county boroughs of Wales within their individual interpretations of the phrase " unitary authority ".

Various clusters of hair cells within the inner ear may instead be responsible ; for example, bony fish contain a sensory cluster called the macula neglecta in the utricle that may have this function.

Various objects, shapes, symbols, and letters may be drawn or placed within that represent a mixture of Christian and occult ideas.

Various liturgical strands exist within Anglo-Catholicism:

Various new forms of excavation terminology have appeared in recent years such as Strip map and sample some of which have been criticized within the profession as jargon created to cover up for falling standards of practice.

Various treatments were tried and failed ; finally they were cured with black hellebore, given as snuff, which relieved the dyspepsia and restored their night vision within a few days.

Various disciplines within mathematics have given the term different meanings depending on the area of study, so the precise meaning depends on context.

Various dictionaries often use the interpunct ( in this context, sometimes called hyphenation point ) to indicate syllabification within a word with multiple syllables.

Various schools of thought within Islamic jurisprudence may define this consensus as that of the first generation of Muslims only ; the consensus of the first three generations of Muslims ; the consensus of the jurists and scholars of the Muslim world, or scholarly consensus ; or the consensus of all the Muslim world, both scholars and laymen.

Various certificate programs that can be completed within the 3-year JD program are also available, e. g. in Business and Public Policy ( in conjunction with the Wharton School ), in Cross-Sector Innovation ( with the School of Social Policy & Practice ), and in International Business and Law ( the Themis Joint Certificate with ESADE Law School, Barcelona, Spain ).

Various hypotheses exist about the fish's ability to live within the anemone without being harmed.

Various theories of why the Spanish flu was " forgotten " include the rapid pace of the pandemic, which killed most of its victims in the United States, for example, within a period of less than nine months, resulting in limited media coverage.

Various versions were used in the 1970s through the 1990s, and it was integrated within some generic ITV logos in the late 1990s.