Hygiene and toxicology Assignment Example | Topics and Well Written Essays - 1500 words

Hygiene and toxicology - Assignment ExampleIt also shows that many work places in the pastoral use diesel-powered equipments (National Toxicology Program, 2014). With the increase in the number of industries globally, the rate of exposure to the particulate matter is expected to increase in future. The types of sources of the toxins can be divided into negotiable sources such as vehicles and immobile sources such as repair yards. Operation of the diesel machines leads to production of solid carbon and sulfur oxides due to incomplete combustion.The occupational exposure limits of the toxin In Singapore is based on the US Environmental Protection Agency (EPA). The limit of exposure is cook at 15 ug /m3 which is abundant condition (EPA, 2014). The exposure to the toxin is usually observed using the model DPM- 4000. This is a portable device that measures the level of particulates in a place in instal to ensure that an industry operate in environmental friendly ways. By using the m achine, the industries and authorities can know if an industry is maintaining the occupational exposure limits set by environmental and health agencies in the country. The toxin is likely to be human carcinogenic (Day, 2013). It can be carcinogenic to humans though long term inhalation. Among the organs that are more likely to be affected are lungs.The DPM enters the body through inhalation. later breathing air that contains the particulate matter, they enter the respiratory system. The amount entering the body depends on the amount of matter in the environment. The particulate enters the body in the same manner as cigarette smoke. However, contrary cigarette smoking, the inhalation of the DPM is not voluntary (Bull, 2007). The particulates can also enter some parts of the body directly. For instance, they can enter the eyes through wind.After entering the body, the particulates are usually distributed through the respiratory system that is divisible into two. The particulate are first distributed in by the upper airway passage. This