Typhoid Information. General Information. ***************************. Typhoid is a bacterial disease transmitted through contaminated food and water. The risk of Typhoid is thought to be in the region of 1/3,000 to 1/5,000 for the International Traveller to the tropics â especially for those visiting parts of India.yphoid Information. General Information. ***************************. Typhoid is a bacterial disease transmitted through contaminated food and water. The risk of Typhoid is thought to be in the region of 1/3,000 to 1/5,000 for the International Traveller to the tropics â especially for those visiting parts of India.
Nitrogen: historical information. 1  Discoveror: Daniel Rutherford. 2  Place of discovery: Scotland. 3  Date of discovery: 1772. 4  Origin of name: from the Greek words  nitron genes  meaning  nitre  and  forming  and the Latin word  nitrum  (nitre is a common name for potassium nitrate, KNO#).
Where did the English word tomato come from? A11. The English word 'tomato' derives from the word 'tomatl' its name in Nahuatl, the language of the Aztec people. The English form 'tomate' first appeared in the 17th century, and was later modified to 'tomato', probably under the influence of the more familiar potato. Q12.