CPU Architecture. The processor (really a short form for microprocessor and also often called the CPU or central processing unit) is the central component of the PC. This vital component is in some way responsible for every single thing the PC does.
A. Stop the tonic water! Quinine gives tonic its distinctive bitter flavor but it can cause tinnitus, especially at high doses. Hopefully the hissing sound will gradually go away once the quinine is out of your system.
Tonic water, which is a major component in gin and tonic, is a bitter-tasting effervescent mixer. Its main ingredient is quinine, which was once used for medical purposes. In the 1700s, quinine was discovered to have the ability to treat or at least prevent the onset of malaria.