Environmental Science 14th Edition by Tyler Miller ,Scott Spoolman

تمرين 10

Pick a potentially harmful chemical not discussed in detail in this chapter and use the library or Internet to evaluate (a) what it is used for and how widely it is used, (b) its potential harm, (c) the scientific evidence for such claims, and (d) solutions for dealing with this threat. Pick a study area, such as your dorm or apartment building, your block, or your city. In this area. try to determine the level of presence of the chemical you are studying You could do this by finding 4 or 5 examples of items or locations containing the chemical and then estimating the total amount based on your sample.