argin: 0.0521in 0 0 0;"><span style="display:inline-block;width:0.1354in;margin-left:-0.1354in;font-size:10pt;font-family:'Symbol';font-style:normal;color:#010100;text-decoration:none;">&#183;</span><span style="color: #010100;">A </span><span style="font-weight: bold; color: #010100;">set point booster</span><span style="color: #010100;"> source fixes the concentration of any flow leaving the node (as long as the concentration resulting from all inflow to the node is below the setpoint).</span></p><p style