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Child labour refers to the exploitation of children through any form of work that deprives children of their childhood, interferes with their ability to attend regular school, and is mentally, physically, socially and morally harmful.

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List of countries and territories indicating the size of the total land area in square kilometers (km²) and the corresponding percentage of the total land area of the Earth.

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Nylon is a silk-like thermoplastic, generally made from petroleum, that can be melt-processed into fibers, films, or shapes. 

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The top 5 most spoken languages in the world

English (1,132 million speakers) 

Mandarin Chinese (1,117 million speakers) 

Hindi (615 million speakers) 

Spanish (534 million speakers) 

Arabic (274 million speakers)

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Plimsoll line a marking on a ship's side showing the limit of legal submersion when loaded with cargo under various sea conditions

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His technique for preparing and seasoning meat became an Internet meme.

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The world's largest rainforests: Amazon, Daintree, Congo Basin.

The Amazon covers a huge area (6.7 million sq km) of South America

·         mainly in Brazil but also Bolivia, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname and Venezuela.