diff --git a/Tests/Data/ThermoHydroMechanics/A2/A2.prj b/Tests/Data/ThermoHydroMechanics/A2/A2.prj
index 843d26d49d662a16b4e59bb69ebea299b37a87ff..9351369cc92eaa49e8bd86373c0148499d01d3ee 100644
--- a/Tests/Data/ThermoHydroMechanics/A2/A2.prj
+++ b/Tests/Data/ThermoHydroMechanics/A2/A2.prj
@@ -37,7 +37,6 @@
<secondary_variable internal_name="velocity" output_name="velocity"/>
</secondary_variables>
<initial_stress>sigma0</initial_stress>
- <reference_temperature>temperature_outside</reference_temperature>
</process>
</processes>
<media>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/Beam_sealed_bimaterial/square_1e2.prj b/Tests/Data/ThermoHydroMechanics/Linear/Beam_sealed_bimaterial/square_1e2.prj
index 603d79303aec38f25dc12e74c4af4d34ddaa7710..628491f6e4577fe45c046cb7ca4848211af9efac 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/Beam_sealed_bimaterial/square_1e2.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/Beam_sealed_bimaterial/square_1e2.prj
@@ -13,7 +13,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>T0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
@@ -350,11 +349,6 @@
<type>Constant</type>
<value>0.3</value>
</parameter>
- <parameter>
- <name>T0</name>
- <type>Constant</type>
- <value>283.15</value>
- </parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/Beam_unsealed_bimaterial/square_1e2.prj b/Tests/Data/ThermoHydroMechanics/Linear/Beam_unsealed_bimaterial/square_1e2.prj
index 66a9464c4a5ca457a351c027cb3ab452a1ef2139..a4d9455bfef8d84d20a235632f91517692a28582 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/Beam_unsealed_bimaterial/square_1e2.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/Beam_unsealed_bimaterial/square_1e2.prj
@@ -13,7 +13,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>T0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
@@ -355,11 +354,6 @@
<type>Constant</type>
<value>0.3</value>
</parameter>
- <parameter>
- <name>T0</name>
- <type>Constant</type>
- <value>283.15</value>
- </parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/HeatTransportInStationaryFlow/HeatTransportInStationaryFlow.prj b/Tests/Data/ThermoHydroMechanics/Linear/HeatTransportInStationaryFlow/HeatTransportInStationaryFlow.prj
index 193bedde9f8377a2acdd79fe770017be8ff4fd34..66e91e05a2336fb5633e3a8da313eba0bd5b7272 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/HeatTransportInStationaryFlow/HeatTransportInStationaryFlow.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/HeatTransportInStationaryFlow/HeatTransportInStationaryFlow.prj
@@ -18,7 +18,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>T0</reference_temperature>
<process_variables>
<temperature>temperature</temperature>
<pressure>pressure</pressure>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/Point_injection/pointheatsource_linear-mesh.prj b/Tests/Data/ThermoHydroMechanics/Linear/Point_injection/pointheatsource_linear-mesh.prj
index b39335ff25e7a5ed5b93897fe7a6aaa2ff7014e4..ce504d2bf062b7b8aec1f58a9c66023b5ae54e20 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/Point_injection/pointheatsource_linear-mesh.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/Point_injection/pointheatsource_linear-mesh.prj
@@ -13,7 +13,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>T0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
@@ -168,11 +167,6 @@
<type>Constant</type>
<value>0.3</value>
</parameter>
- <parameter>
- <name>T0</name>
- <type>Constant</type>
- <value>273.15</value>
- </parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/Point_injection/pointheatsource_quadratic-mesh.prj b/Tests/Data/ThermoHydroMechanics/Linear/Point_injection/pointheatsource_quadratic-mesh.prj
index 7f9f91baac64d346179594530c9d04dc31a511ae..6c808d35df502359c64e572676e3e75e9ca26601 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/Point_injection/pointheatsource_quadratic-mesh.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/Point_injection/pointheatsource_quadratic-mesh.prj
@@ -13,7 +13,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>T0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
@@ -168,11 +167,6 @@
<type>Constant</type>
<value>0.3</value>
</parameter>
- <parameter>
- <name>T0</name>
- <type>Constant</type>
- <value>273.15</value>
- </parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/Square_sealed_homogeneous/square_1e0.prj b/Tests/Data/ThermoHydroMechanics/Linear/Square_sealed_homogeneous/square_1e0.prj
index eab4284ecbc624cfea1585ff3a45eaba53b098d1..ac30225f63c1603b48b3dc86da5627ea10d054af 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/Square_sealed_homogeneous/square_1e0.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/Square_sealed_homogeneous/square_1e0.prj
@@ -13,7 +13,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>T0</reference_temperature>
<process_variables>
<temperature>temperature</temperature>
<pressure>pressure</pressure>
@@ -168,11 +167,6 @@
<type>Constant</type>
<value>0.3</value>
</parameter>
- <parameter>
- <name>T0</name>
- <type>Constant</type>
- <value>273.15</value>
- </parameter>
<parameter>
<name>displacement0</name>
<type>Constant</type>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/Storage/cube_incompressible_fluid.prj b/Tests/Data/ThermoHydroMechanics/Linear/Storage/cube_incompressible_fluid.prj
index a51afb66aaa357d5543da3e7aa8c75d457b18c38..48be8efcd2156be9800d40bdf0d1f4b789440d01 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/Storage/cube_incompressible_fluid.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/Storage/cube_incompressible_fluid.prj
@@ -20,7 +20,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>temperature0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/Storage/cube_isochoric_heat-up.prj b/Tests/Data/ThermoHydroMechanics/Linear/Storage/cube_isochoric_heat-up.prj
index b2e670664b578e9552f581fd77c92e20963a9d9b..9e0def602388e2aafa882d72dceff1dab90d3fe8 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/Storage/cube_isochoric_heat-up.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/Storage/cube_isochoric_heat-up.prj
@@ -20,7 +20,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>temperature0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<!-- beta*DeltaT/((alpha-phi)*(1-alpha)/K) //-->
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/cube_ortho_phi0.0.prj b/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/cube_ortho_phi0.0.prj
index 0b7f3573108c6c12096769930cb67cf1ed645aaf..947a65f02df0c0ccb3e6033c8bd942b518b0cd92 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/cube_ortho_phi0.0.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/cube_ortho_phi0.0.prj
@@ -20,7 +20,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>temperature0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/cube_ortho_phi0.183.prj b/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/cube_ortho_phi0.183.prj
index a543b35f92710a711117fe4a89482e0197d17563..9f5c86f3019caf7d19cb0bfccc05d8ce98b29f11 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/cube_ortho_phi0.183.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/cube_ortho_phi0.183.prj
@@ -20,7 +20,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>temperature0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/square_ortho_phi0.0.prj b/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/square_ortho_phi0.0.prj
index 856d2c15e6030147d44457cb45924fe83078707d..789f7e1d312f49952e4a60fe5c79437f86f1d842 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/square_ortho_phi0.0.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/square_ortho_phi0.0.prj
@@ -13,7 +13,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>temperature0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/square_ortho_phi0.183.prj b/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/square_ortho_phi0.183.prj
index b0aa92c0f3cf71f63eeecaf2a877a02c439aa49c..d9367a24812983c2326d633d5612c4dc29d9da3f 100644
--- a/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/square_ortho_phi0.183.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/anisotropic_thermal_expansivity/square_ortho_phi0.183.prj
@@ -13,7 +13,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>temperature0</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>
diff --git a/Tests/Data/ThermoHydroMechanics/Linear/verification/thm2_1Dfixd/thm2_1Dfixd.prj b/Tests/Data/ThermoHydroMechanics/Linear/verification/thm2_1Dfixd/thm2_1Dfixd.prj
index bdad6e62979423865b5cf75a69c06f2e4abb7129..5eec0c9473d61f775fea46e8d40c7b29d6013d1c 100755
--- a/Tests/Data/ThermoHydroMechanics/Linear/verification/thm2_1Dfixd/thm2_1Dfixd.prj
+++ b/Tests/Data/ThermoHydroMechanics/Linear/verification/thm2_1Dfixd/thm2_1Dfixd.prj
@@ -13,7 +13,6 @@
<youngs_modulus>E</youngs_modulus>
<poissons_ratio>nu</poissons_ratio>
</constitutive_relation>
- <reference_temperature>temperature_ic</reference_temperature>
<process_variables>
<displacement>displacement</displacement>
<pressure>pressure</pressure>