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#).
Nitrogen comes from Latin: nitrogenium in two parts, where in Latin: nitrum (from Greek: nitron) means saltpetre (rocky salt), the same as in nitrate and in Greek: genes means forming, the same as in oxy-genes and hydro-genes Latin was the international scientific language spoken by (among others) Rutherford when he found this gas in 1772, but ...