"Iron (x1)","Aluminum (x2)","Adsorption (y)" 61,13,4 175,21,18 111,24,14 124,23,18 130,64,26 173,38,26 169,33,21 169,61,30 160,39,28 244,71,36 257,112,65 333,88,62 199,54,40