• Medical

• QVHS Encyclopaedia of Occupational and Environmental Health - Encyclopaedia, dictionary and basic occupational health and safety reference. Many commonly used terms are defined. Includes medical terms.

• Wikipedia - A free encyclopedia built collaboratively using Wiki software under the GNU Free Documentation License. A wiki is a type of website that allows the visitors themselves to easily add, remove and otherwise edit and change some available content.
• How Stuff Works - Articles explain how hundreds of things work, from elements of the human body to space-age technology.
• CIA World Factbook - Facts about countries, cities, etc.

Last update: 06-Oct-2006