Tolley's health & safety service [computer file].
Croydon : Butterworths Tolley,
1999-
Description based on: Nov. 1999; title from disc label.
System requirements: Microsoft 3.1 or later, Intel 486 or faster processor, at least 16MB of memory, a 3.5" floppy disk drive, a CD player, a mouse.
Industrial hygiene
Industrial safety