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There are 111 lizards known from Sri Lanka, with 17 newly discovered in 2006, and two more in 2016 and 2017. [ 11 ] [ 12 ] One of species was discovered in 2019 from Ensalwatta, Matara. [ 13 ] In 2019, seven more endemic day geckos have been discovered by Suranjan Karunaratne and Mendis Wickramasinghe.
Asbestos (/ æ s ˈ b ɛ s t ə s, æ z-,-t ɒ s / ass-BES-təs, az-, -toss) [1] is a group of naturally occurring, toxic, carcinogenic and fibrous silicate minerals.There are six types, all of which are composed of long and thin fibrous crystals, each fibre (particulate with length substantially greater than width) [2] being composed of many microscopic "fibrils" that can be released into ...
Asbestos cement competed with aluminum alloy, available in large quantities after WWII, and the reemergence of wood clapboard and vinyl siding in the mid to late 20th century. Asbestos cement is usually formed into flat or corrugated sheets or into pipes, but can be molded into any shape that can be formed using wet cement.
In construction, asbestos abatement is a set of procedures designed to control the release of asbestos fibers from asbestos-containing materials. [1] Asbestos abatement is utilized during general construction in areas containing asbestos materials, particularly when those materials are being removed, encapsulated, or repaired.
Molded Bakelite forms in a condensation reaction of phenol and formaldehyde, with wood flour or asbestos fiber as a filler, under high pressure and heat in a time frame of a few minutes of curing. The result is a hard plastic material. [27] Asbestos was gradually abandoned as filler because many countries banned the production of asbestos.
What is known today as the National Zoological Gardens of Sri Lanka was founded by John Hagenbeck in the late 1920s. During John Hagenbeck 's ownership of the zoos the facility was used as a collection centre by his colleague Heinz Randow who collected numerous native and exotic species from across Asia, for Hagenbeck's zoo; Tierpark Hagenbeck .
Asbestos insulating board (AIB), also known by the trade names Asbestolux and Turnabestos, is an asbestos-containing board formerly used in construction for its fire resistance and insulating properties. [1] These boards were commonly used in the United Kingdom from the 1950s until production ended in 1980.
The rhino-horned lizard (Ceratophora stoddartii), also commonly known as Stoddart's unicorn lizard and the mountain horned agama, is a species of lizard in the family Agamidae. The species is endemic to Sri Lanka. It is called kagamuva angkatussa-කගමුව අං කටුස්සා in Sinhala.