Review module storage_mounting (only Markdown style)

modules/storage_mounting/020_mounting_about.md

@@ -1,14 +1,4 @@
-Once you\'ve put a file system on a partition, you can
-`mount` it. Mounting a file system makes it available for
-use, usually as a directory. We say
-`mounting a file system` instead of mounting a partition
-because we will see later that we can also mount file systems that do
-not exists on partitions.
+Once you've put a file system on a partition, you can **mount** it. Mounting a file system makes it available for use, usually as a directory. We say *mounting a file system* instead of mounting a partition because we will see later that we can also mount file systems that do not exist on partitions.
 
-On all `Unix` systems, every file and every directory is part of one big
-file tree. To access a file, you need to know the full path starting
-from the root directory. When adding a `file system` to your computer,
-you need to make it available somewhere in the file tree. The directory
-where you make a file system available is called a
-`mount point`.
+On all *UNIX* systems, every file and every directory is part of one big file tree. To access a file, you need to know the full path starting from the root directory. When adding a *file system* to your computer, you need to make it available somewhere in the file tree. The directory where you make a file system available is called a *mount point*.