Lisposable cups. coated paper cups Polystyrene) cups
Wood
Crude oil
550
200
Raw materials
Mass of 1 cup in s
Energy to produce 1 cup in ks
Energy released when 1 cup is
bumed in ku
Biodegradable
Recydable
166
No
Yes
valuate the use of coated paper compared with poly(styrene) to make
disposable cups.
Use the table above and your knowledge and understanding of LCAS.
6)

15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.