Chemicals
A chemical substance is a form of matter having constant chemical composition and characteristic properties. Some references add that chemical substance cannot be separated into its constituent elements by physical separation methods, i.e., without breaking chemical bonds. Chemical substances can be simple substances, chemical compounds, or alloys. Chemical elements may or may not be included in the definition, depending on expert viewpoint.Chemical substances are often called 'pure' to set them apart from mixtures. A common example of a chemical substance is pure water; it has the same properties and the same ratio of hydrogen to oxygen whether it is isolated …
WikipediaPublications
The National Archives · 1 January 1982 English
light industries such as electronics and petro-chemicals. Bulgaria is also trying to industrialise agriculture …
The National Archives · 1 January 1982 English
PRODUCTION OF MICROELECTRONICS, ROBOTS AND CHEMICALS. THEY RESOLVED TO INTENSIFY THEIR EFFORTS TO …
The National Archives · 1 January 1982 French
A file containing documents concerning the internal political situation in West Berlin. Subjects covered in the file include the activities of neo-Nazis and the far-right National Democratic Party of Germany …
its scope has now been reduced to cover only chemicals. 6 . It is impossible for us in London to see …
The National Archives · 1 January 1982 English
for the development of cooperation in agriculture and food-processing, the automotive industry, chemicals, electrical engineering, energy, machine tools, and metallurgy. Other documents in the file cover …
MADE ENTIRELY CLEAR, IN FACT I THE CAVEAT ON CHEMICALS WAS INSERTED AS A NEGOTIATING POINT I AND WE … THEIR TRADE I WITH THE GDR WILL BE GREATER IF CHEMICALS ARE NOT MENTIONED I IN THE AGREEMENT THAN IF … conditional on concerted efforts to balance \.rade in chemicals more I M evenly. • I 3 You will recall that … protection chemicals Heavy chemicals Fine chemicals (including pharmaceuticals) Effect chemicals Paints … and to a lesser degree ICI, felt that trade in chemicals was weighted strongly in the GDR's favour and …
The National Archives · 1 January 1982 English
of compound fertilisers and plant protection chemicals: equipment for the food industry. 11 The Ministers …
The National Archives · 1 January 1982 English
equipment, metallurgical and other process plant, chemicals, electronics and automotive products 2. Automotive … supply of plant to third markets in the chemicals, petro-chemicals and process plant industry sectors. …
The National Archives · 1 January 1982 English
exports. Also inportant were Western exports of chemicals, 17 per cent and food, 16 per cent. Western iuports …
The National Archives · 1 January 1982 English
industry, particularly machine building and chemicals. Romania is an importer of crude oil and an exporter … this respect (increase in mechanization, use of chemicals, land re- v c claim and irrigation works, livestock … - trial branches, i.e. energy,raw materials, chemicals, machine building, and wood processing. In agriculture …
The National Archives · 1 January 1982 English
A file containing biographical notes on leading personalities in Romania. People featured in the file include the foreign minister, ?tefan Andrei; the president, Nicolae Nicolae Ceaușescu, his wife, Elena, and …
member of CC in 1955. Minister of Petroleum and Chemicals 1957-65. Appointed Head of Section in Central …
The National Archives · 1 January 1982 English
with Dow Chemicals (for carrying out the initial process in production of some chemicals/ because the …
