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However, carbon dioxide has an advantage in this respect as it kills organisms through hypercarbia and depending on concentration hypoxia and, requiring concentrations of above 35 %, or so.
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However and carbon
However, if the steel is cooled quickly the carbon atoms will not have time to precipitate.
However, very small amounts of steel, ( an alloy of iron and around 1 % carbon ), was always a byproduct of the bloomery process.
However, inhalation of coal dust or soot ( carbon black ) in large quantities can be dangerous, irritating lung tissues and causing the congestive lung disease coalworker's pneumoconiosis.
" However, a recent paper by Wolfgang Knorr indicates that the fraction of absorbed by carbon sinks has not changed since 1850 .< ref >
However, they can be managed in ways that enhance their biodiversity protection functions and they are important providers of ecosystem services such as maintaining nutrient capital, protecting watersheds and soil structure as well as storing carbon.
However, it can also be pathologically altered in, e. g., carbon monoxide poisoning.
However, the atmosphere was found to be in a stable condition close to its chemical equilibrium, with very little oxygen, methane, or hydrogen, but with an overwhelming abundance of carbon dioxide.
However, Bada noted that in current models of early Earth conditions, carbon dioxide and nitrogen ( N < sub > 2 </ sub >) create nitrites, which destroy amino acids as fast as they form.
However, it is likely that most of the atmospheric carbon was CO < sub > 2 </ sub > with perhaps some CO and the nitrogen mostly N < sub > 2 </ sub >.
However, not all organisms that use light as a source of energy carry out photosynthesis, since photoheterotrophs use organic compounds, rather than carbon dioxide, as a source of carbon.
However, there are some types of bacteria that carry out anoxygenic photosynthesis, which consumes carbon dioxide but does not release oxygen.
However, local eruptions of volcanoes or other events that give off large amounts of carbon dioxide can reduce local concentrations of carbon-14 and give inaccurate dates.
However, its final English name, suggested in 1831, reflects the more physically similar elements carbon and boron.
However, having four bonding electrons gives it, like carbon, many opportunities to combine with other elements or compounds under the right circumstances.
However, recent concepts for a space elevator are notable for their plans to use carbon nanotube or boron nitride nanotube based materials as the tensile element in the tether design.
However, nuclear submarines run " open loop "— extracting oxygen from seawater, and typically dumping carbon dioxide overboard, although they recycle existing oxygen.
However, he was one of the first scientists to recognize that the oxygen, nitrogen and carbon dioxide in the Earth's atmosphere result from biological processes.
However, carbon steel woks tend to be more difficult to season than those made of cast-iron (' seasoning ', or carbonizing the cooking surface of a wok, is required to prevent foods from sticking, as well as removing metallic tastes and odors ).
However, the representatives of the then 192 member countries of the United Nations gathered in December 2009 for the Copenhagen Conference failed to reach a binding agreement to reduce carbon emissions because of divisions between regional areas.
However footprints of what looks like ancient sandals have been carbon dated to around the time 500, 000 BC.
However, this process is very slow, taking tens of thousands of years to convert a significant amount of helium to carbon in stars, and therefore it made a negligible contribution in the minutes following the Big Bang.
However, in his laboratory notebook under the date 6 September 1803 there appears a list in which he sets out the relative weights of the atoms of a number of elements, derived from analysis of water, ammonia, carbon dioxide, etc.
However, Zola dies of carbon monoxide poisoning due to a faulty stove the night before the public ceremony in which Dreyfus is exonerated.
However and dioxide
However, the particulates responsible for acid rain ( sulfur dioxide and nitrogen oxides ) do have an adverse effect.
However, most plants do not have the aforementioned facility and must therefore open and close their stomata during the daytime in response to changing conditions, such as light intensity, humidity, and carbon dioxide concentration.
However, there is concern about the environmental impact as peat fields are flammable, drainage degrades eco-systems, and burning of peat releases carbon dioxide.
However, systems such as XDR, along with the adoption of higher-grade tape ( such as chromium dioxide, but typically recorded in such a way as to play back at the normal 120 μs position ), and the frequent use of Dolby HX Pro, meant that cassettes became a viable high-fidelity option, one that was more portable and required less maintenance than records.
However, there are sources of renewable methanol made using carbon dioxide or biomass as feedstock, making their production processes free of fossil fuels.
However, accumulation of carbon dioxide ( described above ) would remain the limiting factor.
However, if this is done without removing the carbon dioxide, it will rapidly build up in the recycled gas, resulting almost immediately in mild respiratory distress, and rapidly developing into further stages of hypercapnia, or carbon dioxide toxicity.
However, because of its large size, it is also the UK's single largest emitter of carbon dioxide.
Some smoke alarms use a carbon dioxide sensor or carbon monoxide sensor to detect extremely dangerous products of combustion .< ref name = senseair > However, gas sensors able to warn of poisonous levels of those gases in the absence of a fire have sensitivities based on the uptake of carbon monoxide by haemoglobin, and are not generally sensitive or fast enough to be used as fire detectors.
However, these studies have found no improvement in objective measures such as peak flow and FEV1 which are the typical measures for measuring the severity of asthma, or carbon dioxide level in the blood.
However, these ions affect optical properties rendering the mineral opaque in contrast to the transparent titanium dioxide TiO < sub > 2 </ sub >.
However, it will form a polycrystalline film unless tightly controlled, and it allows oxidizing species that leak into the reactor to contaminate the epitaxial layer with unwanted compounds such as silicon dioxide.
However, use of a heat pump can make electric water heaters much more energy efficient and lead to a decrease in carbon dioxide emissions, even more so if a renewable source of electricity is used.
However, chromic acid oxidises it to carbon dioxide.
However, the carbon dioxide released through incineration occurs at a much faster rate than decomposition because burning wood takes a few seconds and decomposition takes years.
However and has
However, in recent decades, for what doubtless are multiple reasons, an unannounced but nonetheless readily observable shift has occurred in both facets of national activity.
However, as a practicing historian, he, himself, has left few clues to the amount of professional scholarship that he used when writing history.
However, it seems axiomatic that the government has an obligation `` to exercise its mandate reasonably, equitably and with full regard for the disruptions which it inevitably causes ''.
However, because this vulnerability is mutual, it is to the advantage of neither side to destroy the opponent's cities, at least so long as the opponent has nuclear weapons with which to effect reprisal.
However, that is not all he has to do.
However, there are relatively few such political constituencies, and, as has been pointed out, there is seldom a clear-cut distinction between the educational interests of one social class and those of another.
However, electrostatic focus, important for many applications, has not been realized for these devices.
However, readers who accept Freud's findings and believe that he has solved completely the mystery of dreams, should ponder over the following words in his Interpretation Of Dreams, Chapter 1::
However, by cultivating a wine dealer and accepting his advice, one will soon enough ascertain whether he has any knowledge of wines ( as opposed to what he may have been told by salesmen and promoters ) and, better yet, whether he has a taste for wine.
However much football has been over-emphasized, the public likes to measure its collegiate favorites by the scoreboard, so, while Yale need never give its record a thought again since outscoring its opponents 694 to 0 in the season of 1888, Dartmouth had to wait until its championship team of 1925 for national recognition.
However, as Erickson has noted, the individual's failure to develop preliminary identities during infancy and childhood need not be irreversibly deterministic with respect to a given area of identity diffusion in his ( or her ) adolescence.
However, if the child has been constantly surrounded, during nursery and early school age, by peer groups ; ;
In a long commentary which he has inserted in the published text of the first act of the play, he says at one point: `` However, that experience never raised a doubt in his mind as to the reality of the underworld or the existence of Lucifer's many-faced lieutenants.
However, while Apollo has a great number of appellations in Greek myth, only a few occur in Latin literature, chief among them Phoebus ( ; Φοίβος, Phoibos, literally " radiant "), which was very commonly used by both the Greeks and Romans in Apollo's role as the god of light.
However, the monophyly of Cabozoa has been refuted and the monophylies of Archaeplastida and Chromalveolata are currently strongly challenged.
However, only a very small percentage of all these people has remained in Angola, either for personal reasons ( intermarriage ) or as professionals ( e. g. medical doctors ).
However, as has been pointed out by Alexis Manaster Ramer and Paul Sidwell ( 1997 ), Strahlenberg actually opposed the idea of a closer relationship between the languages which later became known as " Altaic "..
However, the method has been criticised as containing possible sources of error.
However, metal formation for condensed-phase astatine has also been suggested.
However, astatine has a few metallic characteristics as well, such as plating out on a cathode, coprecipitating with metal sulfides in hydrochloric acid, and forming a cation in strong acidic solutions.
However, the hydrogen-1 atom has no neutrons and a positive hydrogen ion has no electrons.
However, it is the editor who has " the power to impose the dominant definition of the writer and therefore to delimit the population of those entitled to take part in the struggle to define the writer ".
However, this has now been replaced by a more professional exhibition space incorporating laser, video, slide shows, audio commentaries, and some interactive elements.
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