| The relationship between chemical industry and | | | | on the one hand, chemical industry can produce |
| energy is very close. For instance, many different | | | | secondary energy, and on the other hand, chemical |
| kinds of energy are the products of fossil fuels and | | | | industry must consume lots of energy at the same |
| its derivatives through chemical processing. Energy | | | | time. |
| can be divided into primary energy and secondary | | | | During the process of producing and applying fossil |
| energy. Primary energy includes heat energy and | | | | fuels especially coal, waste water and other solid |
| motive power which we get from nature and apply | | | | wastes are produced which seriously pollutes the |
| them to our industry directly, such as coal, petroleum, | | | | environment. It is also the key role for chemical |
| natural gas, hydroenergy and nuclear energy. Energy | | | | technologies to prevent and control pollution. |
| like coal, oil and natural gas belongs to fossil fuel. | | | | Since 1949, China has got great achievements in |
| Among all the varieties of energy, fossil fuel is | | | | energy production. While at the same time, it can not |
| consumed at the largest account. In 1985, the whole | | | | be ignored that energy including petroleum is still an |
| amount of primary energy consumption all over the | | | | important factor to influence national economic |
| world reached 10610 megatons. Among this | | | | development. So in our country, it is significant to |
| consumption account, coal reached 29.7 percent; | | | | raise energy production and reduce energy |
| petroleum 39.9 percent; natural gas 21.1 percent; | | | | consumption. Improving process technology of |
| hydroenergy 7.7 percent; and nuclear energy 4.9 | | | | chemical industry can not only reduce the production |
| percent. Secondary energy (electricity excepted) | | | | cost and increase economic benefits, but also relieve |
| mainly means the fuel got from primary energy | | | | energy scarcity, which has been paid great |
| through chemical processes. For example, liquidfuel like | | | | importance by all the countries in the world. |
| gas, diesel oil, jet fuel and heavy oil are refined from | | | | It is predicted that fossil fuel will still take up a |
| petroleum. They are all important goods and materials | | | | primary position in energy field until the first 50 years |
| for modern transportation and military affairs such as | | | | of 21st century in a long run. Because of limitations of |
| automobiles and airplanes. Secondary energy also | | | | fossil fuel, except these conventional resources |
| includes gaseous fuel got from coal processing used | | | | mentioned above, the development of many other |
| for industry and civilian life and artificial petroleum | | | | unconventional resources will be more and more |
| obtained from coal and oil shale. | | | | important. Unconventional resources mainly include |
| The close relationship between chemical industry and | | | | nuclear energy and new energy. New energy includes |
| energy is also presented by that energy is important | | | | solar energy, wind energy, geothermal energy, tidal |
| raw material for chemical industry. Based on | | | | energy, wave energy, ocean energy and biological |
| petroleum, modern and strong petrol chemical has | | | | energy source like marsh gas. During the process of |
| been established, which has produced kinds of | | | | developing and applying solar energy and nuclear |
| thousands petrol-chemical products. In chemical | | | | energy, chemical engineering and production |
| processing, some materials can be used both as fuel | | | | technology of chemical industry will also play a quite |
| and as raw materials. Therefore, it is can be said that | | | | important role. |