This acid rain can leach toxic aluminum from the soil, which at low levels can stress fish in lakes and streams or, at higher concentrations, kill them outright. Acid rain also weakens trees in forests and contributes to air pollution that can harm humans.
âIostatâ is a computer monitoring system that is short for âinput/output statistics.â As it name suggests, iostat is used to get statistical data regarding a computerâs input and output devices like disk drives, for example.
Both Mac OS X, the operating system used on Apple's desktop and notebook computers, and Linux are based on the Unix operating system, which was developed at Bell Labs in 1969 by Dennis Ritchie and Ken Thompson. The operating system used on Apple's iPhones, now called iOS, is derived from Mac OS X and therefore also a Unix variant.