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In civil engineering, concrete leveling is a procedure that attempts to correct an uneven concrete surface by altering the foundation that the surface sits upon. It is a cheaper alternative to having replacement concrete poured and is commonly performed at small businesses and private homes as well as at factories, warehouses, airports and on roads, highways and other infrastructure.
The Concertainer was originally developed by Jimi Heselden, a British entrepreneur and ex-coal miner, who founded HESCO Bastion Ltd. in 1989 to manufacture his invention. [9] Concertainer as the brand name for the barrier is a portmanteau of the words " concertina " and " container ".
Nigeria is a federal republic in West Africa, bordering Benin in the west, Chad and Cameroon in the east, and Niger in the north. As of 2015 Nigeria has the world's 20th largest economy, worth more than $500 billion and $1 trillion in terms of nominal GDP and purchasing power parity respectively. It overtook South Africa to become Africa's ...
Self-leveling concrete was invented in 1952 by Axel Karlsson from Sweden. The first product was a combination of wood glue, fine sand and cement with additives. [1] It was called flytspackel, which directly translates to "floating putty". The term self-leveling can be traced back to a patent applied by the company Lafarge in 1997. [2]
Abuja, Nigeria's capital city A back view of Civic Towers, Lagos Nigeria is the most heavily populated and one of the most economically developed nations on the African continent. However, the concentration of high-rise buildings and ongoing mega-projects is significantly localized around Lagos , Abuja and Eko Atlantic ; these key marginal ...
Lagos. The following are lists of the most populous fully defined incorporated settlements in Nigeria by population. This page consists of three different tables, with different kinds of settlements; a list for "defined cities", listing the population, strictly within the defined city limits, a list for "urban area" population, and another list for the population within metropolitan areas.
This is a list of airports in Nigeria, grouped by type and sorted by location. Nigeria has 32 airports, 26 of which are operated by the Federal Airports Authority of Nigeria (FAAN), and five of which are functional international airports .
The National Agency for Food and Drug Administration and Control (NAFDAC) is a Nigerian federal agency under the Federal Ministry of Health that is responsible for regulating and controlling the manufacture, importation, exportation, advertisement, distribution, sale, and use of food, drugs, cosmetics, medical devices, chemicals, and packaged water.