https://cleartalking.com/main/ https://cleartalking.com/main/blue-banded-bee-native-to-australia/ https://cleartalking.com/main/blue-banded-bee-native-to-australia/ ]]> Wed, 21 Feb 2024 04:25:12 +0000 47774 2024-02-21 https://cleartalking.com/main/media/reviews/photos/original/38/86/06/20231231-180647-98-1708489582.jpg Australia is home to the blue-banded bee species Amegilla cingulata. Many scientific institutions are currently investigating the ways in which A. cingulata's unique "buzz pollination" helps agriculture.

A. cingulata shares a striking resemblance in appearance with multiple other Amegilla species. Its abdomen is striped with a faint opalescent blue color, unlike honey bees. 

The male has five complete bands compared to the female's four, which allows them to be recognized from one another. A. cingulata can reach a maximum size of 10–12 mm (0.39–0.47 in).]]> https://cleartalking.com/main/masons-plumb-bob/ https://cleartalking.com/main/masons-plumb-bob/ ]]> Thu, 15 Feb 2024 12:57:16 +0000 47759 2024-02-15 https://cleartalking.com/main/media/reviews/photos/original/a1/5e/92/20231231-135848-48-1708001902.jpg A plumb bob, plumb bob level, or plummet is a weight with a pointed tip on the bottom that is suspended from a string and used as a vertical reference line. 

It is a forerunner of the spirit level and is used to establish a vertical reference. It is usually made of stone, wood, or lead, but it can be built of any metal. If it is intended for ornamentation, it could be made of bone or ivory.

The tool has been used since ancient Egypt to guarantee that constructions are "plumb," or vertical. It is also used in surveying to determine the nadir (opposite of the zenith) of a point in space in terms of gravity.]]>