Now write the smoothed pressure rather than the thermodynamic pressure

src/hydro/PressureEnergy/hydro_io.h

@@ -121,8 +121,8 @@ void hydro_write_particles(struct part* parts, struct io_props* list,
       io_make_output_field("Density", FLOAT, 1, UNIT_CONV_DENSITY, parts, rho);
   list[7] = io_make_output_field_convert_part(
       "Entropy", FLOAT, 1, UNIT_CONV_ENTROPY_PER_UNIT_MASS, parts, convert_S);
-  list[8] = io_make_output_field_convert_part(
-      "Pressure", FLOAT, 1, UNIT_CONV_PRESSURE, parts, convert_P);
+  list[8] = io_make_output_field(
+      "Pressure", FLOAT, 1, UNIT_CONV_PRESSURE, parts, pressure_bar);
 }
 
 /**