The pie chart presents data about household rubbish compositions in the United States in year 1990 and 2007.
Overall, in 1990 kitchen/organic wastes and textiles hold a significant ratio among other trashes their ratio changes in year 2007.Despite the 1990, glass and miscellaneous trashes percentage are the highest ones.
In the year 1990, the material that went to trash in households is paper while the least that became waste is wood. By having a percentage is the second household trash comes after the paper. Following this almost every one of them except wood has the similar ratio despite the kitchen and paper waste.
By the 2007, the number of kitchen/organic wasteapproximately doubled its ratio while the usage of the wood,plastic,textile,glass and metals almost remained the same. But in the quantity of paper waste significantly decreased according to 1990’s household trash data.There is no data has been observed specifically about dust and cinders.
