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  2. Chena cultivation - Wikipedia

    en.wikipedia.org/wiki/Chena_cultivation

    Chena is the oldest cultivation method in Sri Lanka, it goes far back as more than 5,000 years.(Before the Anuradhapura Kingdom) [1] [2] it the dry zone, the recovery of a chena plot proceeds through various stages of succession, (active chena, abandoned chena, chena re-growth, scrub with pioneer three species, scrub with secondary tree species, secondary forest, secondary forest with primary ...

  3. 2-Butanol - Wikipedia

    en.wikipedia.org/wiki/2-Butanol

    Like other butanols, butan-2-ol has low acute toxicity. The LD 50 is 4400 mg/kg (rat, oral). [6]Several explosions have been reported [7] [8] [9] during the conventional distillation of 2-butanol, apparently due to the buildup of peroxides with the boiling point higher than that of pure alcohol (and therefore concentrating in the still pot during distillation).

  4. CIC Holdings - Wikipedia

    en.wikipedia.org/wiki/CIC_Holdings

    The company followed up this by changing its name to the current name in 2011. The company signed an agreement with the Sri Lanka Institute of Nanotechnology to develop a new herbicide formulation. The initiative is one of the first attempts to synthesize and formulate a herbicide locally in Sri Lanka. [5]

  5. List of companies listed on the Colombo Stock Exchange

    en.wikipedia.org/wiki/List_of_companies_listed...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us

  6. Ministry of Trade, Commerce and Food Security - Wikipedia

    en.wikipedia.org/wiki/Ministry_of_Trade...

    Sri Lanka Freedom Party: 1963-1965 Minister of Agriculture, Food and Co-operative Development S. K. K. Suriarachchi: Sri Lanka Freedom Party: 1970-1977 Minister of Food, Co-operatives and Small Industries Wijeyananda Dahanayake: United National Party: 1986-1988 Minister of Co-operatives Lalith Athulathmudali: United National Party

  7. Alcohol fuel - Wikipedia

    en.wikipedia.org/wiki/Alcohol_fuel

    A dish of ethanol aflame. Various alcohols are used as fuel for internal combustion engines.The first four aliphatic alcohols (methanol, ethanol, propanol, and butanol) are of interest as fuels because they can be synthesized chemically or biologically, and they have characteristics which allow them to be used in internal combustion engines.

  8. John Keells Holdings - Wikipedia

    en.wikipedia.org/wiki/John_Keells_Holdings

    John Keells Holdings PLC (JKH) is a Sri Lankan multinational conglomerate company. It has business interests in hotels and resorts management, port, marine fuel and logistics services, IT services, manufacturing of food and beverages, supermarkets, tea, stock broking, life insurance, banking, and real estate.

  9. Intoxicants in Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/Intoxicants_in_Sri_Lanka

    Intoxicants in Sri Lanka are legal in certain contexts. One can legally buy most alcohols, tobaccos, and certain herbals (including narcotics such as cannabis and opium) [1] through licensed ayurvedic shops, who are provided the raw materials by the Ministry of Health and then compelled to produce solutions/products that are then sold to the public.