For women giving birth for the first time, the mucus plug is usually expelled days before labour begins and may often be a sign of early labour. Generally, it is never reason to worry regardless of whether the mucus plug is released early or late.
Hard drive. A hard disk drive (sometimes abbreviated as Hard drive, HD, or HDD) is a device used to permanently store and also retrieve information. There are many variations, but their sizes are generally 3.5 and 2.5 for desktop and laptop computers respectively.
Drive. A drive is a medium that is capable of storing and reading information that is not easily removed like a disk. The picture is an example of different drives listed in Microsoft Windows My Computer.In the example shown on this page, drive A: is the floppy drive, C: is the hard disk drive, D: and E: partitions of the hard drive, and F: is the CD-ROM drive.Typically the CD-ROM drive is the last drive so in most situations the hard drive is the C: drive and a CD-ROM or other disc drive is the D: drive.Below are some examples of different drives you could have in a computer or that may be accessible by the computer.he picture is an example of different drives listed in Microsoft Windows My Computer. In the example shown on this page, drive A: is the floppy drive, C: is the hard disk drive, D: and E: partitions of the hard drive, and F: is the CD-ROM drive.