diff --git a/html/changelogs/AutoChangeLog-pr-15603.yml b/html/changelogs/AutoChangeLog-pr-15603.yml
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+author: "Putnam3145"
+delete-after: True
+changes: 
+  - rscadd: "Nitric oxide (NO), with reactions associated"
+  - rscadd: "A maximum temperature above which all gases break down into quark matter, which will break down into gases again if it goes below that temperature."