nitrogen+monoxide
91Coal gas — Towngas redirects here. For the company in Hong Kong trading as Towngas , see The Hong Kong and China Gas Company Limited. See also: Coal gasification and Coal seam gas Coal gas (also town gas and illumination gas) is a flammable gaseous… …
92automobile — automobilist /aw teuh meuh bee list, moh bi list/, n. /aw teuh meuh beel , aw teuh meuh beel , aw teuh moh beel, beuhl/, n. 1. a passenger vehicle designed for operation on ordinary roads and typically having four wheels and a gasoline or diesel… …
93Nitrous oxide — N2O redirects here. For other uses, see N2O (disambiguation). Laughing gas redirects here. For other uses, see Laughing gas (disambiguation). Not to be confused with nitric oxide (formula NO) or nitrogen dioxide (formula NO2). For other uses, see …
94Methane — Methane …
95Nitrogenase — Identifiers EC number 1.18.6.1 CAS number 9013 04 1 …
96Explosive material — A number of 1.25lb M112 Demolition Charges, consisting of a C 4 compound, sit atop degraded weaponry scheduled for destruction An explosive material, also called an explosive, is a reactive substance that contains a great amount of potential… …
97Air Pollution Index — The Air Pollution Index (API) is a simple and generalized way to describe the air quality in mainland China, Hong Kong and Malaysia. It is calculated from several sets of air pollution data.Mainland ChinaChina s State Environment Protection… …
98transition element — Chem. any element in any of the series of elements with atomic numbers 21 29, 39 47, 57 79, and 89 107, that in a given inner orbital has less than a full quota of electrons. Also called transition metal. [1920 25] * * * Any chemical element with …
99Miller–Urey experiment — The experiment The Miller and Urey experiment[1] (or Urey–Miller experiment)[2] was an experiment that simulated hypothetical conditions thought at the time to be present on the earl …
100Motor vehicle emissions — Steam from tailpipe of cold car Typical appearance of car exhaust on a correctly …
