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The Aztecs did not initially adopt metal working, even though they had acquired metal objects from other peoples. However, as conquest gained them metal working regions, the technology started to spread. By the time of the Spanish conquest, a bronze-smelting technology had already been developed.
Most Spanish settlers came to the Indies as permanent residents, established families and businesses, and sought advancement in the colonial system, such as membership of cabildos, so that they were in the hands of local, American-born (crillo) elites. During the Bourbon era, even when the crown systematically appointed peninsular-born ...
While initially a crop of the Indian subcontinent, the cultivation of sugar in the New World had significant effects on Spanish society. New World sugar cultivation added to the growing power of the Spanish and Portuguese economies while also increasing the popularity of slave labor (which had severe impacts on African, American, and European societies).
The Libertadores (Spanish and Portuguese for "Liberators") were the principal leaders of the Spanish American wars of independence. They were predominantly criollos (Americas-born people of European ancestry, mostly Spanish or Portuguese), bourgeois and influenced by liberalism and in some cases with military training in the mother country.
Nevertheless, most of the ancient people who were given the duty of healers through the usage of herbs were well accustomed with which plants from their local flora could be used to help the injured. This knowledge was learned and passed down after healers repeatedly used an herbal remedy for a specific wound with the belief that it promoted ...
People exposed to white phosphorus can suffer severe and sometimes deadly bone-deep burns. It can cause organs to shut down, and burns on just 10% of the body can be fatal, HRW said.
The toothbrush originally became popular in the late 19th century, in the United States. [1] It was a neat, uniform, low-maintenance moustache that echoed the standardization and uniformity brought on by industrialization, in contrast to the more flamboyant styles typical of the 19th century such as the imperial, walrus, handlebar, horseshoe, and pencil moustaches.
Phossy jaw, formally known as phosphorus necrosis of the jaw, was an occupational disease affecting those who worked with white phosphorus (also known as yellow phosphorus) without proper safeguards. It is also likely to occur as the result of use of chemical weapons that contain white phosphorus.