“… ( a ) The viscosity–temperature curve of slag ([ 110 , 111 ]); ( b ) the evolution of melting point with different compositions ([ 10 , 112 , 113 ]); ( c ) the variation of viscosity with different content ([ 114 , 115 , 116 , 117 , 118 , 119 , 120 , 121 , 122 , 123 , 131 ]); ( d ) the evolution of sulfur capacity with different contents ([ 126 , 127 , 128 , 130 , 131 ]). …”