Although the wood has been changed to coal, much of it still retains its original cell structure.

Although the country cut and processed only a fraction of its hundreds of species, Paraguayan wood was known for its quality.

Although the patent described several ways of creating the carbon filament including " cotton and linen thread, wood splints, papers coiled in various ways ", it was not until several months after the patent was granted that Edison and his team discovered a carbonized bamboo filament that could last over 1, 200 hours.

Although different native acacias were used, as was the wood from the local sycamore and tamarisk trees, deforestation in the Nile valley resulted in the need for the importation of wood, notably cedar, but also Aleppo pine, boxwood and oak, starting from the Second Dynasty.

Although wood hulls are still in production, the most common construction material is fibreglass, followed by aluminium, steel, carbon fibre, and ferrocement ( rarer because of insurance difficulties ).

Although the earlier Roman era Trajan's Bridge featured segmental arches, they were built of wood on top of stone piers.

Although initially regarded as a joinery wood, mahogany rapidly became the timber of choice for makers of high quality furniture in both the British Isles and the 13 colonies of North America.

Although the majority of melodicas are made of plastic, some are made primarily of wood.

Although the ridgetops were relatively treeless at that time – because of the sawmill industry's great demand for wood – the construction of observation towers was considered necessary to provide the multiplying tourist hordes with new experiences.

Although larger trees are no longer available for milling, much chestnut wood has been reclaimed from historic barns to be refashioned into furniture and other items.

Although once made of various kinds of wood, glass or ivory, piccolos today are made from a range of materials, including plastic, resin, brass, nickel silver, silver, and a variety of hardwoods, most commonly grenadilla.

Although historically reliant on logging, wood processing and forest-related products, Weed's economy has become more reliant on tourism as a source of economic activity.

Although cutting wood hasn't been necessary since 1936, when the three-story wood building just north of the Pasco County line on U. S. 41 was wired with electricity, the burden of running the restaurant has remained substantially the same.

Although only made from earth and wood, Pembroke Castle resisted several Welsh attacks and sieges over the next 30 years, the castle establishing itself at the heart of the Norman-controlled lands of southwest Wales.

Although McSherry may have intended his effort to be used primarily as outlots for Hanover residents, where they could keep their animals at times and obtain wood, it soon developed into a full-fledged town.

Although termed cedar or cedarwood oils, the most important oils of this group are produced from distilling wood of a number of different junipers and cypresses ( Juniperus and Cupressus spp., of the family Cupressaceae ), rather than true cedars ( Cedrus spp., of the family Pinaceae ).

Although carbon dates can be negatively affected if the users of the hearth burned old wood or coal, the process is typically quite reliable.

Although commercial traffic ceased, the navigation continued to derive income from water abstraction and from the sale of wood from the willows which grow along the banks.

Although commercial in origin, by the mid-1930s, wood bodied station wagons achieved a level of prestige.

Although today its use is far more restricted, in the past the size and strength of kauri timber made it a popular wood for construction and ship building, particularly for masts of sailing ships because of its parallel grain and the absence of branches for much of its height.

Although not as highly prized, the light colour of kauri trunk wood made it also well-suited for more utilitarian furniture construction, as well as for use in the fabrication of cisterns, barrels, bridges construction material, fences, moulds for metal forges, large rollers for the textile industry, railway sleepers and braces for mines and tunnels.

Although this kind of wholesale objection came at first from some men who were not technically Puritans, still, once the Puritans gained power, they climaxed the affair by passing the infamous ordinance of 1642 which decreed that all `` public stage-plays shall cease and be forborne ''.

Although a look of alarm passed over his face, he did not arrest his movements but disappeared into the shower room just as the chambermaid emerged from number nine.

Although the need for outside trained manpower exists in every newly developing nation, the readiness to receive such manpower, or to receive it from the United States will vary from country to country.

Although the play does show a certain structural amateurishness ( there are eleven acts varying in length from twenty-five seconds to an hour and a half ), the statement it makes concerning the ceaseless yearning and searching of youth is profound and worthy of our attention.

Although the tape was run for over 1 hr., a steady state was not reached, and it was concluded that the reason for this was that the back pressure of the manometer was built up from the material fed from between the blocks and this was available at a very slow rate.

Although no drugs act exclusively on the hypothalamus or a part of it, there is sufficient specificity to distinguish drugs which shift the hypothalamic balance to the sympathetic side from those which produce a parasympathetic dominance.

Although we are still far from a complete understanding of these problems, as a first approximation, it is suggested that alterations in the hypothalamic balance with consequent changes in the hypothalamic-cortical discharges account for major changes in behavior seen in various moods and states of emotions in man and beast under physiological circumstances, in experimental and clinical neurosis, and as the result of psychopharmacological agents.

Although the Brandywine population is still predominantly rural, `` there are indications of a consistent and a statistically significant trend away from the older and relatively isolated rural communities.

Although the elections were for local officials, it was not necessary to conduct the elections so as to prevent parties from publicly identifying their candidates.

Although refrigeration has served to extend the storage life of these products, substantially increased consumption might be possible if areas remote from the seacoast could be served adequately.

Although science has given us more effective materials, preparations from anise, castorbean, colchicum, nux vomica, mustard, fennel, and stramonium are familiar to many for the relief of human ailments.

Although she found she was thirsty, she was about to refuse ( never, never take candy from a strange man ) when she saw the bottle was unopened.

Although economic and personal circumstances vary widely among those now choosing apartments, Leo J. Pantas, vice president of a hardware manufacturing company, pointed out recently that many apartment seekers seem to have one characteristic in common: a desire for greater convenience and freedom from the problems involved in maintaining a house.

Although he still didn't speak to anyone, he grew fond of saying, `` The future lies in Asia '', when the opportunity arose, and when he graduated from high school his parents sent him to New York to give him a foundation, they said, for his life in Asian studies.

Although Tylor undertook a field trip to Mexico, both he and Frazer derived most of the material for their comparative studies through extensive reading, not fieldwork, mainly the Classics ( literature and history of Greece and Rome ), the work of the early European folklorists, and reports from missionaries, travelers, and contemporaneous ethnologists.

Although Crete had contacts with Mari from 2000 BC, there is no evidence that the ecstatic prophetic art existed during the Minoan and Mycenean ages.

Although the fossils of several older proto-frogs with primitive characteristics are known, the oldest " true frog " is Prosalirus bitis, from the Early Jurassic Kayenta Formation of Arizona.

Although blind students have benefited from talking calculators, the abacus is still very often taught to these students in early grades, both in public schools and state schools for the blind.

Although most extant species of Asteraceae are herbaceous, the examination of the basal members in the family suggests that the common ancestor of the family was an arborescent plant, a tree or shrub, perhaps adapted to dry conditions, radiating from South America.

The Turkish language and the Islamic religion were gradually introduced as a result of the Seljuk conquest, and this period marks the start of Anatolia's slow transition from predominantly Christian and Indo-European and Semitic-speaking, to predominantly Muslim and Turkish-speaking ( Although some ethnic groups such as Armenians, Greeks, Assyrians and Georgians retained Christianity and their native languages ).

Although MND refers to a specific subset of pathologically similar diseases ; there are numerous other afflictions of motor neurons that are pathologically distinct from MND and have a different clinical course.

Although letting the Countess escape is morally questionable, that impulse to take the law into his own hands was far from unique.

Although popular from her first appearance in 1930, Jane Marple had to wait thirty-two years for her first big-screen appearance.