The incineration of MBT processed waste yields 63% higher emissions of HCl per 1 ton of waste, but 1-2% less per kWh compared to that from massburned waste. The improving efficiency of household sorting would also pro- duce higher HCl emissions, although this increase would not be significant (1% per 10 years, Scenario 1). On the other hand, in the case of mass burning, the improving household sorting efficiency would yield lower amounts of
HCl, especially after minimizing paper and plastic content in waste (Table 11).