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.
Internal Hard Drive. An internal hard drive is the primary storage device located inside a computer system. It usually contains pre-installed software applications, the operating system and other files. Most desktop computers have several internal hard drives, allowing them to provide greater data storage.