Inorganic pesticides include arsenic, copper sulfates, lead, mercury They do not degrade readily and persist long in the system They may be leached out of the system by water, wind and erosion...
For more on the history of Microsoft, read on. Microsoft was founded by Bill Gates and Paul Allen on April 4, 1975. It is a multinational computer technology corporation of America that dominates the world of computing. Microsoft is a prominent name in the field of home computer operating systems with MS-DOS and Windows being their most popular products.
Microsoft's major breakthrough occurred in 1981 when the company furnished an operating system for IBM's first major entry into personal computers. Called PC-DOS by IBM, Microsoft also marketed its own version, MS-DOS (Microsoft Disk Operating System). The early 1980s saw both IBM's and Microsoft's fortunes soar.