Split explanation of Errors into separate lines

Author: Bahaaio

concepts/exceptions/about.md

@@ -33,9 +33,11 @@ All exceptions in Java that inherit from `RuntimeException` are unchecked except
 
 ## Errors
 
-Java also has a separate category called _Errors_ which are serious problems that are external to an application. An example of an error is the `OutOfMemoryError` which occurs when an application is trying to use more memory than is available on the system.
+Java also has a separate category called _Errors_ which are serious problems that are external to an application.
+An example of an error is the `OutOfMemoryError` which occurs when an application is trying to use more memory than is available on the system.
 
-Like unchecked exceptions, errors are not checked at compile-time and are not usually thrown from application code. Unlike exceptions, Errors represent serious system-level problems that applications should generally not attempt to catch or handle.
+Like unchecked exceptions, errors are not checked at compile-time and are not usually thrown from application code.
+Unlike exceptions, Errors represent serious system-level problems that applications should generally not attempt to catch or handle.
 
 All errors in Java inherit from the `Error` class.
 

concepts/exceptions/introduction.md

@@ -33,9 +33,11 @@ All exceptions in Java that inherit from `RuntimeException` are unchecked except
 
 ## Errors
 
-Java also has a separate category called _Errors_ which are serious problems that are external to an application. An example of an error is the `OutOfMemoryError` which occurs when an application is trying to use more memory than is available on the system.
+Java also has a separate category called _Errors_ which are serious problems that are external to an application.
+An example of an error is the `OutOfMemoryError` which occurs when an application is trying to use more memory than is available on the system.
 
-Like unchecked exceptions, errors are not checked at compile-time and are not usually thrown from application code. Unlike exceptions, Errors represent serious system-level problems that applications should generally not attempt to catch or handle.
+Like unchecked exceptions, errors are not checked at compile-time and are not usually thrown from application code.
+Unlike exceptions, Errors represent serious system-level problems that applications should generally not attempt to catch or handle.
 
 All errors in Java inherit from the `Error` class.
 

exercises/concept/calculator-conundrum/.docs/introduction.md

@@ -35,9 +35,11 @@ All exceptions in Java that inherit from `RuntimeException` are unchecked except
 
 ### Errors
 
-Java also has a separate category called _Errors_ which are serious problems that are external to an application. An example of an error is the `OutOfMemoryError` which occurs when an application is trying to use more memory than is available on the system.
+Java also has a separate category called _Errors_ which are serious problems that are external to an application.
+An example of an error is the `OutOfMemoryError` which occurs when an application is trying to use more memory than is available on the system.
 
-Like unchecked exceptions, errors are not checked at compile-time and are not usually thrown from application code. Unlike exceptions, Errors represent serious system-level problems that applications should generally not attempt to catch or handle.
+Like unchecked exceptions, errors are not checked at compile-time and are not usually thrown from application code.
+Unlike exceptions, Errors represent serious system-level problems that applications should generally not attempt to catch or handle.
 
 All errors in Java inherit from the `Error` class.