Index: firmware/App/Controllers/ConcentratePumps.c
===================================================================
diff -u -r31cbf1df21319c7ba5d82b3fc5fd20349e0d1619 -r3e6a23f30e6a48db1aa6490388cc2179236888c0
--- firmware/App/Controllers/ConcentratePumps.c	(.../ConcentratePumps.c)	(revision 31cbf1df21319c7ba5d82b3fc5fd20349e0d1619)
+++ firmware/App/Controllers/ConcentratePumps.c	(.../ConcentratePumps.c)	(revision 3e6a23f30e6a48db1aa6490388cc2179236888c0)
@@ -14,7 +14,7 @@
 * @date    (original)  19-Sep-2024
 *
 ***************************************************************************/
-#include <math.h>
+#include <math.h>        // for fabs() calculations
 
 #include "ConcentratePumps.h"
 #include "FpgaDD.h"