The luminol chemiluminescence reaction is a quick forensic test for blood. Here's what you need to perform the test, how to do it, and how it works. The luminol chemiluminescence reaction is a quick forensic test for blood. Here's what you need to perform the test, how to do it, and how it works. Luminol Chemiluminescence Test for Blood
The hard disk drive is the main, and usually largest, data storage hardware device in a computer. The operating system, software titles, and most other files are stored in the hard disk drive. HDD (abbreviation), hard drive, hard disk, fixed drive, fixed disk, fixed disk drive. The hard drive is sometimes referred to as the C drive due to the fact that Microsoft Windows designates the C drive letter to the primary partition on the primary hard drive in a computer by default.
An overview of how HDDs work. A hard disk drive (HDD), hard disk, hard drive or fixed disk is a data storage device that uses magnetic storage to store and retrieve digital information using one or more rigid rapidly rotating disks (platters) coated with magnetic material.