+138f often represents a [specific](/wiki/Specific) threshold or a state of elevated [warmth](/wiki/Warmth) in various systems. It can denote a critical temperature point, a set value in [engineering](/wiki/Engineering), or a subtle shift in environmental conditions.
+## See also
+- [Temperature](/wiki/Temperature)
+- [Threshold](/wiki/Threshold)
+- [Heat](/wiki/Heat)
... 1 more lines