Human studies have reported developmental effects, such as CNS dysfunction, attention deficits, and minor craniofacial and limb anomalies, in the children of pregnant women exposed to high levels of toluene or mixed solvents by inhalation.
Contrary to popular belief, the expedition DID NOT begin in St. Louis, Missouri. The first entry in the Lewis and Clark Expedition Journals state that the journey began in Pit â¦ tsburgh, PA on August 30, 1803. Lewis, who had been assigned by Jefferson sailed down the Ohio River with supplies towards St. Louis.
Essay about The Lewis and Clark Expedition - The Lewis and Clark Expedition Missing Works Cited Exploration has always been a central theme in the development of the United States. The Louisiana Purchase, in 1803, made the government more eager to expand west. The newly acquired lands were in need of exploration. A team needed to be established to survey and document the new territory. The Lewis and Clark expedition would answer the unknown questions of the west.