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  2. Ernest Solvay - Wikipedia

    en.wikipedia.org/wiki/Ernest_Solvay

    Solvay, New York and Rosignano Solvay, the locations of the first Solvay process plants in the United States and in Italy, are also named after him. Solvay died at Ixelles at the age of 84 and is buried in the Ixelles Cemetery. The portrait of participants to the first Solvay Conference in 1911. Ernest Solvay is the third seated from the left.

  3. History of life - Wikipedia

    en.wikipedia.org/wiki/History_of_life

    The history of life on Earth traces the processes by which living and extinct organisms evolved, from the earliest emergence of life to the present day. Earth formed about 4.5 billion years ago (abbreviated as Ga, for gigaannum) and evidence suggests that life emerged prior to 3.7 Ga. [1] [2] [3] The similarities among all known present-day species indicate that they have diverged through the ...

  4. Timeline of the evolutionary history of life - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_the...

    The earliest evidence for life on Earth includes: 3.8 billion-year-old biogenic hematite in a banded iron formation of the Nuvvuagittuq Greenstone Belt in Canada; [30] graphite in 3.7 billion-year-old metasedimentary rocks in western Greenland; [31] and microbial mat fossils in 3.48 billion-year-old sandstone in Western Australia.

  5. Solvay process - Wikipedia

    en.wikipedia.org/wiki/Solvay_process

    The Solvay process or ammonia–soda process is the major industrial process for the production of sodium carbonate (soda ash, Na 2 CO 3).The ammonia–soda process was developed into its modern form by the Belgian chemist Ernest Solvay during the 1860s. [1]

  6. Solvay Process Company - Wikipedia

    en.wikipedia.org/wiki/Solvay_Process_Company

    The cleanup process took two months to complete. The houses affected by the flood, now worthless, were purchased by Solvay Process and demolished. [7] [8] An investigation launched by Solvay Process into the incident reported that the dykes at the plant were built of old Solvay waste, not dirt, and that they were built too rapidly.

  7. Earliest known life forms - Wikipedia

    en.wikipedia.org/wiki/Earliest_known_life_forms

    The age of Earth is about 4.54 billion years; [7] [33] [34] the earliest undisputed evidence of life on Earth dates from at least 3.5 billion years ago according to the stromatolite record. [35] Some computer models suggest life began as early as 4.5 billion years ago. [36] [37] The oldest evidence of life is indirect in the form of isotopic ...

  8. Solvay S.A. - Wikipedia

    en.wikipedia.org/wiki/Solvay_S.A.

    Solvay is a Belgian multinational chemical company established in 1863, with its headquarters located in Neder-Over-Heembeek, Brussels, Belgium. Since the end of 2023, following its demerger with the creation of the new Syensqo entity, Solvay has specialized in essential chemistry and employs over 9,000 people in 40 countries.

  9. Solvay - Wikipedia

    en.wikipedia.org/wiki/Solvay

    Solvay Brussels School of Economics and Management, Brussels, Belgium; Solvay Institute of Sociology, Brussels, Belgium, part of the Université Libre de Bruxelles; Solvay Process Company (1880–1985), a former U.S. company that employed the Solvay process; Solvay S.A., an international chemicals and plastics company founded by Ernest Solvay