.B mke2fs
programs, it is important that the block size is properly specified,
since the block numbers which are generated are very dependent on the
-block size in use by the filesystem.
+block size in use by the file system.
For this reason, it is strongly recommended that
users
.B not
.B \-f
Normally, badblocks will refuse to do a read/write or a non-destructive
test on a device which is mounted, since either can cause the system to
-potentially crash and/or damage the filesystem even if it is mounted
+potentially crash and/or damage the file system even if it is mounted
read-only. This can be overridden using the
.B \-f
flag, but should almost never be used --- if you think you're smarter
option of
.BR dumpe2fs (8)
can be used to retrieve the list of blocks currently marked bad on
-an existing filesystem, in a format suitable for use with this option.
+an existing file system, in a format suitable for use with this option.
.TP
.B \-n
Use non-destructive read-write mode. By default only a non-destructive