diff --git a/book/content/modelling/03_compartments/04_steckler_example.ipynb b/book/content/modelling/03_compartments/04_steckler_example.ipynb
index 01ccb3c9..283a8c11 100644
--- a/book/content/modelling/03_compartments/04_steckler_example.ipynb
+++ b/book/content/modelling/03_compartments/04_steckler_example.ipynb
@@ -34,12 +34,12 @@
     "# Example - Steckler Compartment\n",
     "\n",
     "## Experimental Setup\n",
-    "In 1982 a series of 55 full-scale experiments was coducted by K.D. Steckler, J.G. Quintiere, W.J. Rinkinen {cite}`Steckler.1982`. In this study they investigated a compartment with the size of $\\mf 2.8~m \\times 2.8~m \\times 2.18~m$.\n",
+    "In 1982 a series of 55 full-scale experiments was coducted by K.D. Steckler, J.G. Quintiere and W.J. Rinkinen {cite}`Steckler.1982`. In this study they investigated a compartment with the size of $\\mf 2.8~m \\times 2.8~m \\times 2.18~m$.\n",
     "\n",
     "\n",
     "This compartment had an opening, either a door or a window, with a variable width. Inside the compartment a gas burner with a variable heating power was placed at different locations. The measured data are the temperature and velocity profiles (w.r.t. to height) inside the compartment and in the opening. \n",
     "\n",
-    "All gemetrical details, the experimental matrix and the measurement data can be found in the original publication {cite}`Steckler.1982`."
+    "All geometrical details, the experimental matrix and the measurement data can be found in the original publication {cite}`Steckler.1982`."
    ]
   },
   {
@@ -51,7 +51,7 @@
     "\n",
     "There are two specifics to be pointed to in this setup, which is based on the validation cases provided with FDS. \n",
     "\n",
-    "* The `TIME_SHRINK_FACTOR=10.` acceletes the computation if a steady-state condition is to be expected. It basically reduces the time for the solids to reach an equilibrium. See section 6.2.3 (Special Topic: Steady-State Applications) in {cite}`FDS-UG-6.7.5`.\n",
+    "* The `TIME_SHRINK_FACTOR=10.` accelerates the computation if a steady-state condition is to be expected. It basically reduces the time for the solids to reach an equilibrium. See section 6.2.3 (Special Topic: Steady-State Applications) in {cite}`FDS-UG-6.7.5`.\n",
     "* The surface definition `DEFAULT=.TRUE.` sets all, i.e. also the implicit domain boundaries, to the definition of the according `SURF` definition.\n",
     "\n",
     "```{literalinclude} ./template_steckler.fds\n",