sri lanka provience has 2 to 6 districts. In Sri Lanka, districts (Sinhala: දිස්ත්‍රි‌ක්‌ක, romanized: Distrikka, Tamil: மாவட்டம், romanized: Māvaṭṭam) are the second-level administrative divisions, and are included in a province. There are 25 districts organized into 9 provinces. Each district is administered under a District Secretary, who is appointed by the central government. The main tasks of the District Secretariat involve coordinating communications and activities of the central government and Divisional Secretariats. The District Secretariat is also responsible for implementing and monitoring development projects at the district level and assisting lower-level subdivisions in their activities, as well as revenue collection and coordination of elections in the district. A district is divided into a number of Divisional Secretary's Divisions (commonly known as DS divisions), which are in turn subdivided into 14,022 Grama Niladhari Divisions. There are 331 DS divisions in the country.
sri lanka provience has 2 to 6 districts. In Sri Lanka, districts (Sinhala: දිස්ත්‍රි‌ක්‌ක, romanized: Distrikka, Tamil: மாவட்டம், romanized: Māvaṭṭam) are the second-level administrative divisions, and are included in a province. There are 25 districts organized into 9 provinces. Each district is administered under a District Secretary, who is appointed by the central government. The main tasks of the District Secretariat involve coordinating communications and activities of the central government and Divisional Secretariats. The District Secretariat is also responsible for implementing and monitoring development projects at the district level and assisting lower-level subdivisions in their activities, as well as revenue collection and coordination of elections in the district. A district

The brown note is a hypothetical infrasonic frequency that would cause humans to lose control of their bowels due to resonance. Attempts to demonstrate the existence of a "brown note" using sound waves transmitted through air have failed. The name is a metonym for the common color of human feces. Frequencies supposedly involved are between 5 and 9 Hz, which is below the lower frequency limit of human hearing. High power sound waves below 20 Hz are felt in the body, not heard by the ear as sound.