Essay On Hazardous Waste

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1.1.2 Hazardous waste Industrial and hospital waste is considered hazardous as they may contain toxic substances. In terms of hazardous waste, something is considered toxic if it is harmful to human health when a person is exposed to the substance through inhalation, ingestion or touch. The largest amount of hazardous waste is created in industry, in particular the petroleum and chemical industries, which produce around 70% of all hazardous waste in the United States. The most common examples of hazardous waste from industries in general include solvents used in cleaning, wastewater from petroleum refiners and ash produced from incinerators or coal-burning power plants. Hospital waste contaminated by chemicals used in hospitals is considered hazardous. These chemicals include formaldehyde and phenols, which are used as disinfectants, and mercury, which is used in thermometers or equipment that measure blood pressure. Most hospitals in India do not have proper disposal facilities for these hazardous wastes. 1.1.3 Bio Medical Waste Biomedical waste means any waste, which is generated during the diagnosis, treatment or immunization of human beings or animals or in research activities pertaining thereto or in the production or testing of biological . Bio-medical waste shall not be mixed with other wastes. Bio-medical waste shall be segregated into containers/bags at the point of generation prior to its storage, transportation, treatment and disposal. The containers shall be properly labelled. 1.3 Solid waste management practices and challenges in India In India, MSWM is governed by MSWR. However, majority of ULBs do not have appropriate action plans for execution and enactment of the MSWR (CPCB Report, 2013). Unfortunately, no... ... middle of paper ... ...every city, town, or village adopted unscientific disposal of MSW. The existing practice and technology availability for MSWM for 59 cities have been indicated in Figure 4 (Kumar et al.,2009). Among these cities, 40 cities have shown increase in waste generation, 7 cities shows reduction, and it was more or less same for 6 cities. Though there was an increase in population during the decade for these cities, no significant reason was indicated by author for reduction as well as equal amount in waste generation for these cities. However, the possible reason for reduction could be that the waste generated could not reach the designated dumping site and was lost in the cities peripherals, outskirts, along the road, low lying area, along the drain, green areas, etc. Data reveal that uncontrolled open dumping is a common feature in almost all cities (Kumar et al., 2009).

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