Because the ancients could not produce temperatures high enough to melt iron fully, the production of steel in decent quantities did not occur until the introduction of blister steel during the Middle Ages.

Because pig iron could be melted, people began to develop processes of reducing the carbon in the liquid pig iron to create steel.

Because gallium ( III ) and ferric salts behave similarly in biological systems, gallium ions often mimic iron ions in medical applications.

Because iron was a valuable commodity, and any worn out items were generally melted down and reused, it is difficult to locate clear archaeological evidence of the earliest horseshoes.

Because of the Balkans were rich in raw materials like iron, zinc and above all oil that could help Germany survive a British blockade, it was viewed as highly important by the Allies to keep German influence in the Balkans to a minimum, hence British efforts to link British promises to support Turkey in the event of an Italian attack in exchange for Turkish promises to help defend Romania from a German attack.

Because of impurities, such as clay, sand, organic remains, iron oxide and other materials, many limestones exhibit different colors, especially on weathered surfaces.

Because of its relatively short half-life, < sup > 53 </ sup > Mn occurs only in tiny amounts due to the action of cosmic rays on iron in rocks.

Because the nuclear force is stronger than the Coulomb force for atomic nuclei smaller than iron and nickel, building up these nuclei from lighter nuclei by fusion releases the extra energy from the net attraction of these particles.

Because iron is not readily dissolved by molten solder, the plated tip is more durable than a bare copper one, though it will eventually wear out and need replacing.

Because the towers were wooden and thus flammable, they had to have some non-flammable covering of iron or fresh animal skins.

Because aluminum wears more easily than iron, aluminum drums will frequently have an iron or steel liner on the inner surface of the drum, bonded or riveted to the aluminum outer shell.

Because of this, Thor had to wear the iron gauntlets Járngreipr to handle it.

Because of the " iron rush " the town became quite wealthy and the first electric street lights in Upstate South Carolina and perhaps in the entire state were installed in Blacksburg.

Because iron is a requirement for most plants and animals, a wide range of foods provide iron.

Because iron from plant sources is less easily absorbed than the heme-bound iron of animal sources, vegetarians and vegans should have a somewhat higher total daily iron intake than those who eat meat, fish or poultry.

Because of the small loads that could be carried, supply of essential commodities such as coal, and iron ore were limited, and this kept prices high and restricted economic growth.

Because the magnesium and iron particles are in contact, they become thousands of tiny short-circuited batteries, which quickly burn out, producing heat in a process the patent holders call " Supercorroding Galvanic Cells ".

Because of the fear of urban crime, these wealthy communities separate themselves through the use of physical barriers such as wrought iron fences and gates.

* Because it has no iron core to saturate, it is highly linear even when subjected to large currents, such as those used in electric power transmission, welding, or pulsed power applications.

Because iron meteorites have been found on Earth, it is deemed likely that there once were other metal-cored protoplanets in the asteroid belt that since have been disrupted and that are the source of these meteorites.

Because the body uses gastric acid to release B < sub > 12 </ sub > from food particles, decreased vitamin B < sub > 12 </ sub > absorption may occur with long-term use of proton-pump inhibitors and may lead to Vitamin B12 deficiency.

Because the herb is so warming it is contraindicated in any persons with fire symptoms and according to classical sources should not be used for anything except cold from yang deficiency.

Because tetrahydrofolate, the product of this reaction, is the active form of folate in humans, inhibition of DHFR can cause functional folate deficiency.

Because of this, paresthesia can also be a symptom of vitamin deficiency and malnutrition, as well as metabolic disorders like diabetes, hypothyroidism, and hypoparathyroidism.

Because phosphorus is a mobile nutrient, older leaves will show the first signs of deficiency.

Because uremia mostly is a consequence of kidney failure, its signs and symptoms often occur concomitantly with other signs and symptoms of kidney failure, such as hypertension due to volume overload, hypocalcemic tetany, and anemia due to erythropoietin deficiency.

Because Zola believed that everyone is driven by their heredity, Adelaide's children show signs of their mother's original deficiency.

Because the bone marrow is the manufacturing center of blood cells, the suppression of bone marrow activity causes a deficiency of blood cells.

Because of the possibility of the immune deficiency being an inherited trait many veterinarians believe that all puppies with generalized demodex should be spayed or neutered and not reproduce.

Because more water is lost through pouch output, patients can get dehydrated easily and can also suffer salt deficiency.

Because the mentally retarded are not able to communicate with the same sophistication as the average offender, there is a greater likelihood that their deficiency in communicative ability will be interpreted by juries as a lack of remorse for their crimes.

Because of the above features, nude mice have served in the laboratory to gain insights into the immune system, leukemia, solid tumors, AIDS and other forms of immune deficiency as well as leprosy.

Because of the deficiency in qualified instructors, Power sent two classes of twenty four Airmen to train at the Kodokan for several weeks.

Because of this, they shade the water from sunlight and cause native plants to die because of light deficiency.

Because and tend to zero as h tends to zero, the bracketed terms tend to zero as h tends to zero.

Because the rhyme comes so quickly in rhyming couplets, it tends to call attention to itself.

Because intermediates only function to maintain the image information accurately across duplication, each manufacturer tends to only produce one or two different intermediate stocks.

Because air has viscosity, this layer of air tends to adhere to the wing.

Because open clusters tend to be dispersed before most of their stars reach the end of their lives, the light from them tends to be dominated by the young, hot blue stars.

Because the ard leaves a strip of undisturbed earth between the furrows, the fields are often cross-ploughed lengthwise and across, and this tends to form squarish fields ( Celtic fields ).

Because of these similarities the contingent vote tends to elect the same winner as the two round system, and often produces different results to instant-runoff voting.

Because the modern musical tends to be published in two separate but intersecting formats ( i. e., the book and lyrics, with all the words, and the piano-vocal score, with all the musical material, including some spoken cues ), both are needed in order to make a thorough reading of an entire show.

Because of the need for maximum cooling of the water vapor to produce these clouds, their distribution tends to be restricted to polar regions of the Earth during the respective summer seasons in the northern and southern hemispheres.

Because it is excited by small changes and tends to hold its prior output values for a long time, it can pass relatively low frequencies.

Because it requires large ( i. e., fast ) changes and tends to quickly forget its prior output values, it can only pass relatively high frequencies, as would be expected with a high-pass filter with a small.

Because it can act anywhere on the substrate, α-amylase tends to be faster-acting than β-amylase.

Because blood proteins cannot escape through capillary endothelium, oncotic pressure of capillary beds tends to draw water into the vessels.

Because tree farms are managed to enhance rapid growth, a tree farm tends to sequester carbon more quickly than an unmanaged forest, considering only the sequestration side of the equation and not the carbon release due to rot, fire, or harvest.

Because of their thinner walls, veins are more frequently invaded than are arteries, and metastasis tends to follow the pattern of venous flow.

Because the yumi is a very strong bow, and repeated usage tends to weaken the tsuru ( bowstring ), it is not uncommon for a tsuru to break during shooting.

Because of the maturity needed in both mind and body to handle a bow and arrow, Japanese culture tends to prevent teaching kyudo until the age of 15 or 16.

Because the location of a single scattering center is not usually well known relative to the path of the radiation, the outcome, which tends to depend strongly on the exact incoming trajectory, appears random to an observer.

Because it tends to migrate close to shore — generally within of land — it may be detrimentally affected by the construction of near-shore wind farms ; studies indicate a high level of avoidance of wind farm areas, though deaths due to direct strikes with the turbines appear to be uncommon.

Because the bird tends to roost near water bodies such as rivers, it is often exposed to mosquitoes.

Because this tends to turn on and off when at the threshold of reception, and the threshold is often set too low by the manufacturer's product design, manually disabling this when at the edge of the broadcast range prevents the annoying noisy-stereo / quiet-mono switching.

Because of its central location in the Vale and proximity to the Downs, Wantage tends to be the main touring centre for the area and is home to the Vale and Downland Museum.

Because they are extremely small and lightweight, this type of stove tends to be favored by ultralight backpackers as well as those seeking to minimize weight and bulk, particularly for extended backpacking trips.

Because of this, where Ruri is deadpan and maintains firm control of her feelings, Hari is emotional and tends to let his feelings get the better of him.