diff --git a/scrapy/core/downloader/__init__.py b/scrapy/core/downloader/__init__.py
index 60ec957d9..4199ed4e2 100644
--- a/scrapy/core/downloader/__init__.py
+++ b/scrapy/core/downloader/__init__.py
@@ -197,12 +197,14 @@ class Downloader:
                     f"your memory allows it, you may increase "
                     f"RESPONSE_MAX_ACTIVE_SIZE, which should increase your "
                     f"crawl speed. If your code keeps non-weak references to "
-                    f"Response objects, your crawl might get stuck "
-                    f"indefinitely; you can set RESPONSE_MAX_ACTIVE_SIZE to 0 "
-                    f"to disable this limit, but then your code might run out "
-                    f"of memory. This message will only appear the first time "
-                    f"this happens. To learn how often request processing has "
-                    f"been paused during a crawl for this reason, see the "
+                    f"Response objects, e.g. in (scheduled) requests or in a "
+                    f"container within a component, your crawl might get "
+                    f"stuck indefinitely; you can set "
+                    f"RESPONSE_MAX_ACTIVE_SIZE to 0 to disable this limit, "
+                    f"but then your code might run out of memory. This "
+                    f"message will only appear the first time this happens. "
+                    f"To learn how often request processing has been paused "
+                    f"during a crawl for this reason, see the "
                     f"request_backouts/response_max_active_size stat."
                 )
             self._count_backout("response_max_active_size")