--- a/src/global.h	Mon Jun 13 21:01:19 2022 +0200
+++ b/src/global.h	Tue Jun 14 09:39:31 2022 +0200
@@ -180,6 +180,26 @@
 };
 
 
+struct Waters
+{
+    QString	name;
+    QString	notes;
+    bool	unlimited_stock;
+    double	calcium;
+    double	bicarbonate;
+    double	total_alkalinity;
+    double	sulfate;
+    double	chloride;
+    double	sodium;
+    double	magnesium;
+    double	nitrate;
+    double	ph;
+    double	cost;
+    double	inventory;
+    bool	avail;
+};
+
+
 struct Splits
 {
     QString	name;			///< Name of split part