diff --git a/apps/drupal-default/particle_theme/includes/admin.theme.inc b/apps/drupal-default/particle_theme/includes/admin.theme.inc
index 1cd65617e..c1acd72b8 100644
--- a/apps/drupal-default/particle_theme/includes/admin.theme.inc
+++ b/apps/drupal-default/particle_theme/includes/admin.theme.inc
@@ -5,6 +5,9 @@
  * Functions to support theming admin in the Particle theme.
  */
 
+/**
+ * Implements hook_preprocess_input().
+ */
 function particle_preprocess_input(&$variables) {
   $variables['variant'] = (string) $variables['attributes']['type'];
 }
diff --git a/apps/drupal-default/particle_theme/includes/aggregator.theme.inc b/apps/drupal-default/particle_theme/includes/aggregator.theme.inc
index 3a94a2ade..8578a6972 100644
--- a/apps/drupal-default/particle_theme/includes/aggregator.theme.inc
+++ b/apps/drupal-default/particle_theme/includes/aggregator.theme.inc
@@ -2,6 +2,7 @@
 
 /**
  * @file
+ * Hooks related to Aggregator funtionality.
  */
 
 use Drupal\node\NodeInterface;
@@ -12,7 +13,7 @@ use Drupal\Component\Utility\Html;
  */
 function particle_preprocess_aggregator_item(&$variables, $hook) {
   // Don't go looking for a manage display tab, there is none as
-  // aggregator_items are not being exposed to the field UI
+  // aggregator_items are not being exposed to the field UI.
   $timeStamp = $variables['elements']['#aggregator_item']->get('timestamp')->value;
   $variables['feed'] = $variables['elements']['#aggregator_item']->get('fid')->entity->title->value;
   $variables['adapted_time'] = date('M-d', $timeStamp);
@@ -22,8 +23,8 @@ function particle_preprocess_aggregator_item(&$variables, $hook) {
  * Implements template_preprocess_hook().
  */
 function particle_preprocess_aggregator_feed(&$variables) {
-  // sorts based on the key of its elements
-  // $AggregatorArray = $variables['content']['items'];
+  // Sorts based on the key of its elements
+  // $AggregatorArray = $variables['content']['items'];.
   if ($variables['elements']['#view_mode'] === "utc_summary") {
     ksort($variables['content']['items']);
   }
diff --git a/apps/drupal-default/particle_theme/includes/form.theme.inc b/apps/drupal-default/particle_theme/includes/form.theme.inc
index 67edde66f..4fbd945c6 100644
--- a/apps/drupal-default/particle_theme/includes/form.theme.inc
+++ b/apps/drupal-default/particle_theme/includes/form.theme.inc
@@ -9,6 +9,9 @@ declare(strict_types = 1);
 
 use Drupal\Core\Form\FormStateInterface;
 
+/**
+ * Implements hook_form_layout_builder_add_block_alter().
+ */
 function particle_form_layout_builder_add_block_alter(array &$form, FormStateInterface $form_state): void {
   // Make the block title a hidden element and generate a UUID for the block
   // title if one is not already provided.
diff --git a/apps/drupal-default/particle_theme/includes/misc.theme.inc b/apps/drupal-default/particle_theme/includes/misc.theme.inc
index 4d69dd97d..7be4fb44b 100644
--- a/apps/drupal-default/particle_theme/includes/misc.theme.inc
+++ b/apps/drupal-default/particle_theme/includes/misc.theme.inc
@@ -6,7 +6,7 @@
  */
 
 /**
- * add body class to error pages for background change.
+ * Add body class to error pages for background change.
  */
 function particle_preprocess_html(&$variables) {
   $statusCode = Drupal::request()->query->get('_exception_statuscode');
diff --git a/apps/drupal-default/particle_theme/includes/page_attachments.inc b/apps/drupal-default/particle_theme/includes/page_attachments.inc
index 6a05e07a3..66d9e3f03 100755
--- a/apps/drupal-default/particle_theme/includes/page_attachments.inc
+++ b/apps/drupal-default/particle_theme/includes/page_attachments.inc
@@ -2,6 +2,7 @@
 
 /**
  * @file
+ * Hooks related to page attachments.
  */
 
 /**
@@ -9,16 +10,12 @@
  */
 function particle_page_attachments_alter(array &$attachments) {
 
-  /**
-   * Attach custom CSS file
-   */
+  // Attach custom CSS file.
   if (theme_get_setting('themag_use_custom_css_file')) {
     $attachments['#attached']['library'][] = 'particle/custom-css';
   }
 
-  /**
-   * Attach custom JS file
-   */
+  // Attach custom JS file.
   if (theme_get_setting('particle_use_custom_js_file')) {
     $attachments['#attached']['library'][] = 'particle/custom-js';
   }
diff --git a/apps/drupal-default/particle_theme/includes/theme_variables.inc b/apps/drupal-default/particle_theme/includes/theme_variables.inc
index f05d84c72..779e6356c 100644
--- a/apps/drupal-default/particle_theme/includes/theme_variables.inc
+++ b/apps/drupal-default/particle_theme/includes/theme_variables.inc
@@ -2,6 +2,7 @@
 
 /**
  * @file
+ * Hooks related to general theming.
  */
 
 /**