The word ‘limey’ refers to a British person, in general, and a British sailor, in particular. It originated in the 19th century and was a derogatory name for sailors in the Royal Navy. In the 17th and 18th centuries, British sailors who were at sea for more than a month often suffered from scurvy. Dr James Lind, a Scottish physician,…
The black ironwood is the wood from the tree Olea laurifolia found in the forests of the South Africa. It is the world’s densest wood with a specific gravity of 1.49. It is also one of the heaviest woods with a weight of 452 kg per square metre. Owing to its specific gravity being higher than…
Cloud forests are usually found in the tropical or subtropical regions such as South Africa, Indonesia and South America. They are also found in temperate regions such as Japan and Pakistan. The clouds cover up to the middle level of these forests and persist there. The forests are dark due to low infiltration of light…
