Nghĩa của từ sulphur dioxide bằng Tiếng Sec
sulphur dioxide <n.> [chem.] kysličník siřičitý Entry edited by: mamm
Đặt câu có từ "sulphur dioxide"
1. Sulphur dioxide is the most damaging of all gaseous pollutants .
2. Sulphur dioxide Industries , especially where coal and oil are fired .
3. Sulphur dioxide (SO2) is an antioxidant and helps prevent microbial spoilage.
4. Mixtures of sulphur dioxide and air are prepared according to ISO/DIS 6349.
5. from waste gases prior to capturing sulphur dioxide in a sulphuric acid plant.
6. Coal and petroleum often contain sulphur compounds, and their combustion generates sulphur dioxide.
7. Both sulphur dioxide and chlorine are not retained in the water absorption tube.
8. Satisfactory absorption bottles should have an absorption efficiency for sulphur dioxide of at least # %
9. Global anthropogenic sulphur dioxide emission reached 75-100 million tonnes a year in 19
10. Satisfactory absorption bottles should have an absorption efficiency for sulphur dioxide of at least 95 %.
11. ISO/FDIS 10498 (Standard in draft) Ambient air - determination of sulphur dioxide - ultraviolet fluorescence method.
12. ISO/FDIS 10498 (Standard in draft) Ambient air — determination of sulphur dioxide — ultraviolet fluorescence method.
13. Sulphur dioxide is a serious air pollutant that causes acid rain and also generates fine dust.
14. The sum of sulphur dioxide (SO2), sulphur trioxide (SO3), and sulphuric acid aerosols, expressed as SO2.
15. There are three pollutants of prime concern to agriculturists , viz . sulphur dioxide , fluorine compounds and smog .
16. • Declining sulphur dioxide emissions are leading to declining trends in lake sulphate, the primary acidifying agent.
17. Further , a close correlation was found between excess atmospheric concentrations of smoke and sulphur dioxide and mortality .
18. Sulphur dioxide, chemical whose emissions enter the atmosphere and return to earth with precipitation as acid rain.
19. The absorbance values are plotted against the given sulphur dioxide concentrations, and a calibration graph is prepared.
20. Government officials have acknowledged that existing policies to limit acidic emissions - notably of sulphur dioxide - are inadequate.Sentencedict
21. The iron is oxidized, then slagged with the addition of silica; the sulphur forms sulphur dioxide gas.
22. • Acronyms Glossary of Terms Acid Plant A process that converts sulphur dioxide released during processing into sulphuric acid.
23. For gaseous sulphur dioxide and trioxide discharged from digestion and calcination, including acid droplets calculated as SO# equivalent
24. For gaseous sulphur dioxide and trioxide discharged from digestion and calcination, including acid droplets calculated as SO2 equivalent:
25. Effects on Materials Air pollutants like sulphur dioxide , smoke , grit and dust cause damage to property and materials .
26. Most coal contain small amounts of sulphur , which is converted to sulphur dioxide when the coal is burned .
27. Acid rain is created when the airborne pollutants sulphur dioxide (SO2) and nitrogen oxide (NOX) mix with water vapour.
28. Much progress has been made countrywide to reduce sulphur dioxide levels, which have fallen by nearly half since 19
29. The clean converter off-gases are then directed to a single absorption sulphuric acid plant for recovery of sulphur dioxide.
30. Process optimisation to ensure an efficient absorption of sulphur dioxide (e.g. efficient contact between the kiln gases and the quicklime)
31. The clean reactor off-gases are then directed to a single absorption sulphuric acid plant for recovery of sulphur dioxide.
32. Using process optimisation techniques to ensure an efficient absorption of sulphur dioxide (e.g. efficient contact between the kiln gases and the quicklime)
33. 18 This staining on marble is the result of dry deposition from sulphur dioxide gases produced by the burning of fossil fuels.
34. Most of the sulphur dioxide remains in the air for a longer time so that more of it is converted to sulphuric acid .
35. Sulphur dioxide and soot pollution from industrial furnaces and boilers result in the formation of acid rain, which affects large swathes of the country.
36. 38 percent of solution is produced by neutralizing sulphur dioxide gas with sodium hydroxide.Sodium Bisulphite in contact with chlorine bleach will release harmful fumes.
37. However , it is believed that inhalation of high levels of sulphur dioxide over extended periods may lead to respiratory diseases such as emphysema , asthma and bronchitis .
38. Nitrogen oxides and ammonia are now identified as the main acidifying agents, while sulphur dioxide emissions have generally decreased in recent years as a result of regulation.
39. ‘Anthropogenic emissions of sulphur dioxide’ More example sentences ‘Lakes are also excellent settings for studying the responses of ecosystems to natural and Anthropogenic environmental change on human timescales.’
40. The gold refining process is connected to a wet scrubber for sulphur dioxide capture and the silver refining process has a water absorption tower for NOx particulate capture.
41. Nuclear power stations do not emit sulphur dioxide ( causative agent of acid rain ) , carbon dioxide ( major contributor to greenhouse effect ) , oxides of nitrogen or heavy metal pollutants .
42. A recent survey indicates that about 150 million tonnes of sulphur dioxide are discharged into the atmosphere every year , which in turn is converted into sulphuric acid .
43. Amal Ltd is engaged in manufacturing and marketing of bulk chemicals such as Sulphuric Acid and Oleum and their downstream products such as Sulphur Dioxide and Sulphur Trioxide.
44. ‘A set of national ceilings for each Member State for emissions of sulphur dioxide, nitrogen oxides, volatile organic compounds and ammonia is a cost‐effective way of meeting interim environmental objectives.
45. •Fe2O3. Roaster off-gases are treated in turn by a waste heat boiler, electrostatic precipitator and venturi scrubber before being directed to a sulphuric acid plant for recovery of sulphur dioxide.
46. Process gases from the roaster are treated by a recovery boiler, electrostatic precipitator and venturi scrubber for particulate control before being sent to an acid plant for recovery of sulphur dioxide.
47. Already the world's top emitter of sulphur dioxide, which causes acid rain, China will overtake the United States as the biggest producer of greenhouse gas carbon dioxide this year or next.
48. The thick, soupy fog was a mix of pollution from coal burned to heat homes and pollution from factories. They came together to create a toxic mix of sulphur dioxide and combustion particles.
49. A scene where Grylls was purported to have escaped from an active volcano by leaping across lava, avoiding poisonous sulphur dioxide gas, was actually enhanced with special effects, using hot coal and smoke machines.
50. Mushrooms and truffles, provisionally preserved, e.g., by sulphur dioxide gas, in brine, in sulphur water or in other preservative solutions, but unsuitable in that state for immediate consumption (excl. mushrooms of the genus "Agaricus")