Part 1 of Essay
have been around forever, although it did not always work to the standards that we are used to today. Over the years, many hard working and deprived people had to fight for the rights that are taken for granted today. Are safety and health involved with work? Is work dangerous for your health? I will try to answer the ....

Part 2 of Essay
.... mines, the silica is found in the quartz veins that surround the ore. Disturbed dust attacks and lacerates the lining of the lung with it's jagged, crystalline edges. In the confined spaces underground, a miner has no choice but to breath in large amounts of silica dust. The effects of long term exposure are a litany of elements related to the breathing of this dust: silicosis, lung cancer, chronic obstructive lung disease, silica tuberculosis, pneumonia, asthma, bronchitis and corpulminary (right-heart failur ....