clc;clear;
//Example 2.18

//given values
//NOx details
m1=0.0047;
N1=18*10^6;
//CO2 details
m2=6.4;
N2=18*10^6;

//calculation
NOxSav=m1*N1;
disp(NOxSav,'NOx savings in kg/year');
CO2Sav=m2*N2;
disp(CO2Sav,'CO2 savings in kg/year')