An electric heater rated at 1000 watts (1 kilowatt), operating for one hour uses one kilowatt-hour (equivalent to 3.6 megajoules) of energy. A television rated at 100 watts operating for 10 hours continuously uses one kilowatt-hour. A 40-watt light bulb operating continuously for 25 hours uses one kilowatt-hour.
What are some of the health effects from exposure to ozone? Ozone is very harmful to the lungs. Exposure to ozone can make breathing difficult, inflame the lungs and lining of the respiratory tract, lead to permanent lung damage, and make it harder for the body to fight respiratory diseases. Symptoms to watch for include coughing, shortness of breath, and chest tightness/chest pain.
I have been asked to speak to you today about asbestos and its effects on human health. First, I'll explain what asbestos is and why it's important to understand the dangers of. asbestos exposure. Then, Iâll talk about its past and present uses and why it continues to. be a health concern today. Iâll also tell you about different types of asbestos-related. diseases.