GAS WELDING Gas welding is a process that use fuel gases and oxygen to weld and cut metals. Uses: 1-welding and cutting metals 2-in Stone Work for flaming 3-in the glass industry for fire polishing 4-in jewelry production How we use it : The apparatus used in gas welding consists basically of an oxygen source and a fuel gas source it’s pumped through hoses and get out to cut or weld the used metal and there are two cylinders one of them contain oxygen and we can control
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Is your child ADHD/ADD? Are they misunderstood? Are they being medicated? Are they having difficulties in school? Do they need help with their homework and revision for exams? TEN POSITIVE THINGS YOU DIDN’T KNOW ABOUT ADHD/ADD STUDENTS 1)ADHD/ADD is an ability not a disability. Students with ADHD/ADD learning styles are different to the majority of people that is all. 2)ADHD/ADD students are gifted and these gifts should be looked upon as positive rather than negative. Teachers of ADHD/ADD
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POLYTHENE POLLUTION INTRODUCTION The pollutants that are of major concern in today’s world are non biodegradable pollutants that do not degrade or degrade very slowly in the natural environment. Polythene pollution is an example of non biodegradable pollution and they persist on our earth years after years affecting even future generation. Polythene pollution is mostly created by polythene bags‚ plastic syringe‚ pesticide containers‚ medicinal bottles. [pic] Effects of Polythene Pollution Polythene
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If you are in search of crafts and activities that you can do with your kids to make the holidays more special‚ you’ve come to the right place. We specialize in crafting activities for kids of all ages to enjoy and learn from. We have collated just about every activity that you can do for every season - winter‚ spring‚ summer‚ or fall. You will never run out of ideas to keep your children preoccupied during the holidays be it Valentines‚ Easter‚ Halloween‚ Thanksgiving‚ or Christmas. We also have crafts
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Topic: Pollution is becoming serious in our country‚ especially in the big city. Discuss some possible causes leading to this situation. Pollution is now one of the most serious environmental problems in our country‚ especially in big cities. Many projects have been carried out to deal with this problem but there does not seem a lot of improvement to be brought about. As far as the causes of this issue are concerned‚ three reasons can be looked into: bad waste disposal system‚ the rapid increase
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Plastic pollution Plastics are very convenient products that we use in our every day life and for most people it would be difficult to imagine a plastic free world. It is everywhere: used for water bottling purposes‚ food covering‚ parts that make up our daily items such as cell phones‚ clothes‚ and hospital equipments. With so many convenient methods for the use of plastics‚ many of us fail to recognize the dangers of plastic pollution which starts with industrial pollution‚ continues with its
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Axia College Material Appendix D Air Pollution Chart After reviewing Ch. 8 and 9 of your text‚ complete the following table‚ then respond to the questions that follow: Issue Sources Health/Environmental Effects Carbon dioxide (CO2) Greenhouse gas‚ Combustion of fossil‚ fuels such as coal‚ oil‚ gas in power plants as well as volcanoes. Also found in soft drinks Helps plants with photosynthesis also keeps the earth insulated. But also keeps the temperatures rising. Also cause global warming
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waste products‚ causing unsustainable environments. Cities are sources of air‚ water and soil pollution. Light and noise pollution are now known to adversely affect urban people. The role of urban heat islands and air pollution‚ PM2.5 and ozone‚ on human health is beginning to emerge. Lack of green space may have psychological effects for urban dwellers. We began to explore the nature of the urban environment and pollution on human health and well-being at UEP2010 in Boston in June of 2010. This
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from motor vehicles on human health. Summarize your findings. Fossil fuel emission from motor vehicles as an outdoor air pollution produces pollutants in the air which leads to negative impacts on human health. (Climate Change and Health‚ 2010). These pollutants mainly include carbon dioxide (CO2) and nitrogen dioxide (NO2). The toxic pollutant nitrogen dioxide is ejected in the air during the process of combustion and it leads to numerous health issues especially on young children. Studies have found
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Fitzgerald in 1925. The novel takes place on Long Island‚ New York in the 1920s and is considered to be one of the greatest literary documents from this period. The book is about a young man from Minnesota called Nick Carraway‚ who is also the narrator of the novel. Nick moves to New York in order to learn more about the bond business. He rents a small house in the West Egg district of Long Island. Nick’s next-door neighbour is the mysterious man named Jay Gatsby‚ who lives in a gigantic mansion
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