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  2. Category:1991 documents - Wikipedia

    en.wikipedia.org/wiki/Category:1991_documents

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more

  3. Liquefied petroleum gas - Wikipedia

    en.wikipedia.org/wiki/Liquefied_petroleum_gas

    LPG is composed mainly of propane and butane, while natural gas is composed of the lighter methane and ethane. LPG, vaporised and at atmospheric pressure, has a higher calorific value (46 MJ/m 3 equivalent to 12.8 kWh/m 3) than natural gas (methane) (38 MJ/m 3 equivalent to 10.6 kWh/m 3), which means that LPG cannot simply be substituted for ...

  4. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    Technically speaking, tagged PDF is a stylized use of the format that builds on the logical structure framework introduced in PDF 1.3. Tagged PDF defines a set of standard structure types and attributes that allow page content (text, graphics, and images) to be extracted and reused for other purposes.

  5. List of national constitutions - Wikipedia

    en.wikipedia.org/wiki/List_of_national_constitutions

    Constitution of Colombia: July 4, 1991: 46,902 Constitution of the Comoros: December 23, 2001: 6,185 Constitution of the Republic of the Congo: 2001: 9,970 Constitution of the Democratic Republic of the Congo: February 18, 2006: 19,285 Constitution of Costa Rica: November 7, 1949: 16,705 Constitution of Croatia: December 22, 1990: 10,898 ...

  6. Economic liberalisation in India - Wikipedia

    en.wikipedia.org/wiki/Economic_liberalisation_in...

    Growth during the 1980s was higher than in the preceding decades but fragile. It not only culminated in a crisis in June 1991 but also exhibited significantly higher variance than growth in the 1990s. Central to the high growth rate in the 1980s was the high growth of 7.6 percent during 1988–1991. [16]

  7. The Romney Plan For A Stronger Middle Class - HuffPost

    images.huffingtonpost.com/2012-08-24-romney...

    %PDF-1.5 %âãÏÓ 1465 0 obj > endobj 1478 0 obj >/Filter/FlateDecode/ID[1253EFF695319940B1AA77E13182D8B7>436DE1115ACCE446B600761BD06BA213>]/Index[1465 29]/Info 1464 ...

  8. History of PDF - Wikipedia

    en.wikipedia.org/wiki/History_of_PDF

    The Portable Document Format (PDF) was created by Adobe Systems, introduced at the Windows and OS/2 Conference in January 1993 and remained a proprietary format until it was released as an open standard in 2008. Since then, it has been under the control of an International Organization for Standardization (ISO) committee of industry experts.

  9. Category:Products introduced in 1991 - Wikipedia

    en.wikipedia.org/wiki/Category:Products...

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