自動車から排出される窒素酸化物の特定地域における総量の削減等に関する特別措置法の英語

chemisorption of gaseous nitrogen on iron catalysts

removal of the amino radical from an amino acid or other amino compound

substance that inhibits oxidation or inhibits reactions promoted by oxygen or peroxides

a substance that promotes drying (e.g., calcium oxide absorbs water and is used to remove moisture)

Road salt eats into the metal of automobiles.

This nitrate opalesces under certain conditions

any of various forms of aluminum oxide occurring naturally as corundum

in organic chemistry, the number of hydroxyl groups in alcohol

in city planning, a zoning system that regulates the type of buildings to be erected in an area, called Land-Use Zones

the act of taking strict precautions in a special area after a serious offense has occurred

depending on free oxygen or air

nitrous oxide

an area reserved for some particular purpose

a white poisonous salt (NaCN) used in electroplating

the restriction of the infection to a focal area

an industrial process for producing sodium carbonate from sodium chloride and ammonia and carbon dioxide

native to or confined to a certain region

any of the nitrobacteria that oxidize nitrites into nitrates

an area of land where trespassing is forbidden

an oxygen demand to oxidize materials in polluted water

acids dissociate to give hydrogen ions

remove the amino radical (usually by hydrolysis) from an amino compound

of a self-governing body, the action of declaring its region a nuclear-free zone

a flat expanse of salt left by the evaporation of a body of salt water

an alloy which stores hydrogen gas and discharges it when necessary

a weak acid produced when carbon dioxide is dissolved in water

convert into nitric acid, nitrous acid, or nitrate, especially with the action of nitrobacteria

a measure of the quantity of chlorine or other halides in water (especially seawater)

a regional classification designating an area as a first priority relief area for pollution victims

treat with nitrogen or a nitrogen compound