The history of Poles in the United States dates to the American Colonial era.Poles have lived in present-day United States territories for over 400 years—since 1608. There are 10 million Americans of Polish descent in the U.S. today, making it the largest diaspora of Poles in the w
The Astra Militarum, also known as the Imperial Guard in colloquial Low Gothic, is the largest coherent fighting force in the galaxy.They serve as the Imperium of Man's primary combat force and first line of defence from the myriad threats which threaten the existence of the human race in the late 41st Millennium.
Copper mining in the United States has been a major industry since the rise of the northern Michigan copper district in the 1840s. In 2017 the United States produced 1.27 million metric tonnes of copper, worth $8 billion, making it the world's fourth largest copper producer, after Chile, China, and Peru.
Background. The practice of fracturing reservoir rock in the United States as a method to increase the flow of oil and gas from wells has a relatively long history and can be traced back to 1858 in Fredonia, New York, when a gas well situated in shale of the Marcellus Formation was successfully fractured using black powder as a blasting agent.
Nearly 6.5 million people work at approximately 252,000 construction sites across the nation on any given day. The fatal injury rate for the construction industry is higher than the national average in this category for all industries. Potential hazards for workers in construction include: Hazard ...