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These are commonly used in aerosol sprays, refrigerants and solvents and are bad for the ozone. Chlorofluorocarbons (CFCs) Underground storage tanks. Formaldehyde. Brownfields. CO2. PCBs. Chlorofluorocarbons (CFCs) Indoor sources of this flammable gas include wood floor finishes, pressed-wood, wallpaper, and paint.
23 godz. temu · In the eight slave states of the Upper South, slaves and slaveowners made up a smaller percentage of the total population than in the seven Lower South states. Select on the map the eight states that made up the Upper South. maryland, delaware, mis, ark, kent, tenne, NC, VA. Which of the following is true about slave populations in the South in ...
