From 3d22f28223ee6dcef7e8d0cba247ac112942e344 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Thu, 26 Nov 2009 12:20:05 +0100
Subject: Move constants around

---
 src/utils.h | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'src/utils.h')

diff --git a/src/utils.h b/src/utils.h
index c89466c3..b4b5a58e 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -36,8 +36,17 @@
 /* Thomson scattering length (m) */
 #define THOMSON_LENGTH (2.81794e-15)
 
+/* Density of water in kg/m^3 */
+#define WATER_DENSITY (1.0e6)
 
-/* --------------------------- Useful datatypes ----------------------------- */
+/* Molar mass of water, in kg/mol */
+#define WATER_MOLAR_MASS (18.01528e3)
+
+/* Avogadro's number */
+#define AVOGADRO (6.022e23)
+
+
+/* ------------------------------ Quaternions ------------------------------- */
 
 struct quaternion
 {
-- 
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