--- a/thermferm/thermferm.h	Tue Apr 23 20:45:29 2024 +0200
+++ b/thermferm/thermferm.h	Wed Apr 24 11:04:00 2024 +0200
@@ -147,7 +147,6 @@
     char		*product_code;		/* Beer product code		*/
     char		*product_name;		/* Beer product name		*/
     char		*alias;			/* alias name 'unit1'		*/
-    float		volume;			/* Volume of this unit		*/
     char		*air_address;		/* DS18B20 address		*/
     int			air_state;		/* 0=ok, 1=missing, 2=error	*/
     int			air_temperature;	/* Air temperature in C * 1000	*/