Grade 11 Chemistry Blog

Unit #6: Chemical Engineering as a Career Chemical engineering is a very common career choice in the field of chemistry and engineering. It is an intersection of many disciplines, including basic and applied sciences, economics, and health and safety. Chemical engineering graduates use a series of operations to sustainably process raw natural materials into finished products. They work in any number of industries and during their careers, they may face a variety of challenges, such as optimizing processes and monitoring pollution, converting waste materials into renewable energy, processing foods and drugs, and manufacturing new materials. In this article, ten reasons are given for why you should become a chemical engineer. Some of the most intriguing reasons include: the money, working for big companies, the travel, the lifestyle, and how it’s recession-proof. Since the global recession in 2008, by and large, chemical engineers have retained their standard of living. In a period

Blog Post #5: Gas-Powered Lawn Mowers Gas-powered lawn mowers are machines that use revolving blades to cut a grass to a desired height. The most common lawn mower you will find would be a gas-powered lawn mower. They are the most efficient at cutting grass quickly but they have a negative aspect, their emittance of greenhouse gases. In this article, it is said that each weekend, approximately 54 million Americans mow their lawns, using 800 million gallons of gas per year and producing tons of air pollutants. Garden equipment engines, which have had unregulated emissions until the late 1990's, emit high levels of carbon monoxide, volatile organic compounds and nitrogen oxides, producing up to 5% of USA’s air pollution and a good deal more in metropolitan areas. Some interesting facts about gas-powered lawn mowers include that one hour of mowing is equivalent to driving 350 miles, one gas mower spews 87 lbs. of the greenhouse gas CO2, and 54 lbs. of other pollutants into the air