diff --git a/app/controllers/pipeline_progress_overview_controller.rb b/app/controllers/pipeline_progress_overview_controller.rb
index 199a5de0a..427a03bda 100644
--- a/app/controllers/pipeline_progress_overview_controller.rb
+++ b/app/controllers/pipeline_progress_overview_controller.rb
@@ -13,27 +13,39 @@ def show
 
     # Pipeline details
 
-    # hash of pipelines by group
+    # ["scRNA Core Cell Extraction Entry", "scRNA Core Cell Extraction Seq", "scRNA Core Cell Extraction Spare"]
     @pipelines_for_group = Settings.pipelines.retrieve_pipeline_config_for_group(@pipeline_group_name)
 
-    # list of group-purposes in order
-    @ordered_purpose_list = Settings.pipelines.combine_and_order_pipelines(@pipelines_for_group)
-
-    # purpose_pipeline_map is a hash of hashes, like:
-    #   "Purpose 2" => {
-    #     "Pipeline A" => {
-    #       "parent" => "Purpose 1",
-    #       "child" => "Purpose 3"
-    #     },
-    #     "Pipeline B" => {
-    #       "parents" => "Purpose 1",
-    #       "child" => nil
+    # ["LRC Blood Vac", "LRC Blood Aliquot", "LRC Blood Bank", "LRC PBMC Bank", "LRC Bank Seq", "LRC Bank Spare"]
+    @ordered_purpose_names = Settings.pipelines.combine_and_order_pipelines(@pipelines_for_group)
+
+    # {
+    #   'LRC Blood Vac' => {
+    #     'scRNA Core Cell Extraction Entry' => {
+    #       parent: nil,
+    #       child: 'LRC Blood Aliquot'
+    #     }
+    #   },
+    #   'LRC Blood Aliquot' => {
+    #     'scRNA Core Cell Extraction Entry' => {
+    #       parent: 'LRC Blood Vac',
+    #       child: 'LRC Blood Bank'
     #     }
-    @purpose_pipeline_map = Settings.pipelines.purpose_to_pipelines_map(@ordered_purpose_list, @pipelines_for_group)
-    @ordered_purposes_for_pipelines = order_purposes_for_pipelines(@pipelines_for_group)
+    #   },
+    #   ...
+    # }
+    @purpose_pipeline_details =
+      Settings.pipelines.purpose_to_pipelines_map(@ordered_purpose_names, @pipelines_for_group)
+
+    # {
+    #   'scRNA Core Cell Extraction Entry' => ['LRC Blood Vac', 'LRC Blood Aliquot', 'LRC Blood Bank'],
+    #   'scRNA Core Cell Extraction Seq' => ['LRC Blood Bank', 'LRC PBMC Bank', 'LRC Bank Seq'],
+    #   'scRNA Core Cell Extraction Spare' => ['LRC PBMC Bank', 'LRC Bank Spare']
+    # }
+    @ordered_purpose_names_for_pipelines = order_purposes_for_pipelines(@pipelines_for_group)
 
     # Labware results
-    @labware = compile_labware_for_purpose(@ordered_purpose_list, page_size, @from_date, @ordered_purpose_list)
+    @labware = compile_labware_for_purpose(@ordered_purpose_names, page_size, @from_date, @ordered_purpose_names)
   end
 
   def from_date(params)
diff --git a/app/models/pipeline_list.rb b/app/models/pipeline_list.rb
index 429a2fa7a..3c3d44ca1 100644
--- a/app/models/pipeline_list.rb
+++ b/app/models/pipeline_list.rb
@@ -24,8 +24,9 @@ def active_pipelines_for(labware)
   end
 
   # For the given pipeline group
-  # return a object with key: group, and value: list of the pipeline names in that group
-  # e.g {"Bespoke Chromium 3pv2"=>["Bespoke Chromium 3pv2", "Bespoke Chromium 3pv2 MX"]}
+  # return a list of the pipeline names in that group
+  # e.g "Bespoke Chromium 3pv2"
+  #   =>["Bespoke Chromium 3pv2", "Bespoke Chromium 3pv2 MX"]
   def retrieve_pipeline_config_for_group(pipeline_group)
     @list.select { |pipeline| pipeline.pipeline_group == pipeline_group }.map(&:name)
   end
diff --git a/app/views/pipeline_progress_overview/_purpose_graph.html.erb b/app/views/pipeline_progress_overview/_purpose_graph.html.erb
index 9815be0bb..16524b842 100644
--- a/app/views/pipeline_progress_overview/_purpose_graph.html.erb
+++ b/app/views/pipeline_progress_overview/_purpose_graph.html.erb
@@ -8,7 +8,7 @@
   #
   # @return [Boolean] Returns true if the pipeline is found in the keys of the purpose's pipeline map, false otherwise.
   def purpose_is_in_pipeline(pipeline_name, purpose_name)
-    @purpose_pipeline_map[purpose_name].keys.include?(pipeline_name)
+    @purpose_pipeline_details[purpose_name].keys.include?(pipeline_name)
   end
 
   # Checks if the first purpose in a pipeline has occurred.
@@ -18,10 +18,10 @@
   #
   # @return [Boolean] Returns true if the purpose is the first in the pipeline and has occurred, false otherwise.
   def pipeline_first_purpose_has_occurred(pipeline_name, purpose_name)
-    first_purpose_in_pipeline = @ordered_purposes_for_pipelines[pipeline_name].first
+    first_purpose_in_pipeline = @ordered_purpose_names_for_pipelines[pipeline_name].first
 
     # get list of purposes prior to the given purpose
-    purposes_prior_to_purpose = @ordered_purpose_list[0..@ordered_purpose_list.index(purpose_name)]
+    purposes_prior_to_purpose = @ordered_purpose_names[0..@ordered_purpose_names.index(purpose_name)]
 
     # has the first purpose in the pipeline occurred?
     purposes_prior_to_purpose.include?(first_purpose_in_pipeline)
@@ -34,10 +34,10 @@
   #
   # @return [Boolean] Returns true if the purpose is the last in the pipeline and has not occurred, false otherwise.
   def pipeline_last_purpose_is_still_to_occur(pipeline_name, purpose_name)
-    last_purpose_in_pipeline = @ordered_purposes_for_pipelines[pipeline_name].last
+    last_purpose_in_pipeline = @ordered_purpose_names_for_pipelines[pipeline_name].last
 
     # get list of purposes after the given purpose
-    purposes_after_purpose = @ordered_purpose_list[@ordered_purpose_list.index(purpose_name)..-1]
+    purposes_after_purpose = @ordered_purpose_names[@ordered_purpose_names.index(purpose_name)..-1]
 
     # has the last purpose in the pipeline occurred?
     purposes_after_purpose.include?(last_purpose_in_pipeline)
@@ -50,11 +50,11 @@
   end
 
   def is_first_purpose_in_pipeline(pipeline_name, purpose_name)
-    @ordered_purposes_for_pipelines[pipeline_name].first == purpose_name
+    @ordered_purpose_names_for_pipelines[pipeline_name].first == purpose_name
   end
 
   def is_last_purpose_in_pipeline(pipeline_name, purpose_name)
-    @ordered_purposes_for_pipelines[pipeline_name].last == purpose_name
+    @ordered_purpose_names_for_pipelines[pipeline_name].last == purpose_name
   end
 
   def graph_classes(pipeline_name, purpose_name)
@@ -68,8 +68,8 @@
     #       "parents" => "Purpose 1",
     #       "child" => nil
     #     }
-    parent_purpose_name = @purpose_pipeline_map.dig(pipeline_name, purpose_name, 'parent')
-    child_purpose_name = @purpose_pipeline_map.dig(pipeline_name, purpose_name, 'child')
+    parent_purpose_name = @purpose_pipeline_details.dig(pipeline_name, purpose_name, 'parent')
+    child_purpose_name = @purpose_pipeline_details.dig(pipeline_name, purpose_name, 'child')
 
     # provide spacing
     classes = ['pipeline']
diff --git a/app/views/pipeline_progress_overview/show.html.erb b/app/views/pipeline_progress_overview/show.html.erb
index 8c59b3567..e89a4967f 100644
--- a/app/views/pipeline_progress_overview/show.html.erb
+++ b/app/views/pipeline_progress_overview/show.html.erb
@@ -28,7 +28,7 @@
       <h3 class="text-center">Purposes</h3>
 
     <!-- purpose cards, showing counts of labware for each state -->
-    <% @ordered_purpose_list.each do |purpose_name| %>
+    <% @ordered_purpose_names.each do |purpose_name| %>
       <div class="stacker">
         <%= render partial: 'purpose_graph', locals: { purpose_name: purpose_name } %>
         <%= render partial: 'purpose_card', locals: { purpose_name: purpose_name } %>