(1) Nitrous oxide is commonly known as laughing gas.

(2) Nitrous oxide Six percent of the current greenhouse effect.

(3) Nitrous oxide is also responsible for about six percent of the greenhouse effect.

(4) Other reactive trace gases such as nitrous oxide and methyl iodide also remain at elevated and aberrant levels.

(5) For instance, he taught me how to use nitrous oxide for its effect in combating physical pain.

(6) Increasing atmospheric levels of nitrous oxide currently stand at about eight percent above pre-industrial levels.

(7) Once produced, nitrous oxide remains in the atmosphere for about 150 years.

(8) It would also reduce sulphur dioxide and nitrous oxide emissions, which cause acid rain, by 42,000 tonnes.

(9) A can of whipped cream uses nitrous oxide, an anesthetic, as a propellant.

(10) The cocktail of greenhouse gases includes chlorofluorocarbons, methane, nitrous oxide and carbon dioxide.

(11) A gaseous anesthetic, such as nitrous oxide.

(12) OSLO (Reuters) - Thawing permafrost can release nitrous oxide, also known as laughing gas, a contributor to climate change that has been largely overlooked in the Arctic, a study showed on Sunday.

(13) But The land can also release nutris nitrous oxide , a heat - trapping gas.

(14) Curbing nitrous oxide emissions would enhance the ozone layer's recovery.

(15) The nitrous oxide - ethane flame atomic absorption spectrophotometer was used to measure calcium in carbonyl nickel powder.

(16) Nitrous oxide comes from car exhausts and from chemical fertilizers.

(17) But The land can also release nitrous oxide, a heat - trapping gas.

(18) The land can also release nitrous oxide, a heat - trapping gas.

(19) The land can also release nitrous oxide, a heat - gas.

(20) Stratospheric influences on the tropospheric seasonal cycles of nitrous oxide and chlorofluorocarbons.

(21) Bland The land can also release nitric nitrous oxide are heat trapping , a heat - trapping gas.

(22) Objective To evaluate the advantages of nitrous oxide inhalation as an adjunct to local anaesthesia for the extraction oi impacted teeth in child patients.

(23) The Government gave way in 1988, then went back on deal to cut nitrous oxide emissions by 30 percent.

(24) The researchers have found nylon production to be responsible for up to 10 percent of the increase in nitrous oxide.

(25) Bacteria then work on the nitrates converting them firstly to nitrous oxide and then to free nitrogen gas.

(26) There, in a process called denitrification, microbes convert the nitrogen into nitrous oxide (also called laughing gas) and an inert gas called dinitrogen.

(27) The booth has three hard-and-fast rules: No drugs (except the amyl nitrate and nitrous oxide we sell at the counter), no turning tricks, and always feed the meter if you want to stay in the booth.

(28) The EPA said its finding was based on a rigorous review of science on six greenhouse gases: carbon dioxide, methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons and sulfur hexafluoride.

(29) If carbon dioxide is responsible for about one-half of human-related greenhouse gas warming since the industrial revolution, methane and nitrous oxide are responsible for another one-third.

(30) But The land can also release nitric outside by hit trapping nitrous oxide, a heat - gas.

(31) Objective : To observe the function of nitrous oxide mixture gas in labor and analyse its result.

(32) Conclusion With good analgesic effect, uterus laxity , low probability of induced abortion syndrome and no more hemorrhage, disoprofol and nitrous oxide is good for painless induced abortion.

(33) In the Netherlands the contributions of methane and nitrous oxide to the total emission of greenhouse gases are estimated to be 8% and 6% respectively.

(34) Some farming practices and land - use changes increase the levels of methane and nitrous oxide.

(35) The land can also nitrous oxide, a heat - trapping gas.

(36) David to accept the first task is the preparation nitrous oxide gas.

(37) Under the influence of nitrous oxide ,(http:///nitrous oxide.html) he found himself writing such impressively nonsensical propositions.

(38) The standard anesthesia regimen consisted of propofol , nitrous oxide, and remifentanil.

(39) The application of nitrous oxide ethyne flame atomic absorbing spectral method to continuous measure the content of Nb and Mo in 7715D high temperature titanium alloy is studied.

(40) For example, nitrous oxide is a gas linked to climate change.

(41) The research emphasis is restartable nitrous oxide monopropellant thruster suitable for keeping the position and phase of small satellite.

(42) The land can also release nitrous oxide, a heat trapping heat - trapping gas.

(43) The greenhouse gases are carbon dioxide, methane, and nitrous oxide.