diff --git a/src/Main.elm b/src/Main.elm
index 4bc97b9..f214969 100644
--- a/src/Main.elm
+++ b/src/Main.elm
@@ -1,4 +1,4 @@
-module Main exposing (main)
+module Main exposing (Flags, Model, Msg, Object3d, main)
 
 import Angle
 import Array
@@ -11,7 +11,7 @@ import Element exposing (..)
 import Element.Background as Background
 import Element.Font as Font
 import Html exposing (Html)
-import Http exposing (Error)
+import Http
 import Length
 import Obj.Decode
 import Pixels
@@ -61,11 +61,6 @@ animatedEl =
     animatedUi Element.el
 
 
-animatedCol : Animation -> List (Element.Attribute msg) -> List (Element msg) -> Element msg
-animatedCol =
-    animatedUi Element.column
-
-
 main : Program Flags Model Msg
 main =
     Browser.document { init = init, update = update, subscriptions = subscribe, view = view }
@@ -81,9 +76,11 @@ type alias Flags =
 
 init : Flags -> ( Model, Cmd Msg )
 init flags =
-    case flags of
-        ( width, height ) ->
-            ( { w = width, h = height, mesh = Nothing, textures = Nothing, angle = 0 }, Cmd.batch [ getMesh, getTexture ] )
+    let
+        ( width, height ) =
+            flags
+    in
+    ( { w = width, h = height, mesh = Nothing, textures = Nothing, angle = 0 }, Cmd.batch [ getMesh, getTexture ] )
 
 
 
@@ -236,23 +233,29 @@ pyramidMesh : Mesh.Uniform coordinates
 pyramidMesh =
     let
         -- Define the vertices of our pyramid
+        frontLeft : Point3d Length.Meters coordinates
         frontLeft =
             Point3d.centimeters 250 500 0
 
+        frontRight : Point3d Length.Meters coordinates
         frontRight =
             Point3d.centimeters 400 0 -500
 
+        backLeft : Point3d Length.Meters coordinates
         backLeft =
             Point3d.centimeters -250 500 -500
 
+        backRight : Point3d Length.Meters coordinates
         backRight =
             Point3d.centimeters -250 0 0
 
+        tip : Point3d Length.Meters coordinates
         tip =
             Point3d.centimeters 0 0 500
 
         -- Create a TriangularMesh value from an array of vertices and list
         -- of index triples defining faces (see https://package.elm-lang.org/packages/ianmackenzie/elm-triangular-mesh/latest/TriangularMesh#indexed)
+        triangularMesh : TriangularMesh (Point3d Length.Meters coordinates)
         triangularMesh =
             TriangularMesh.indexed
                 (Array.fromList
@@ -302,6 +305,7 @@ view3D model =
                             { focalPoint = Point3d.origin
                             , eyePoint =
                                 let
+                                    theta : Angle.Angle
                                     theta =
                                         Angle.degrees model.angle
                                 in