To prepare carmine, the powdered scale insect bodies are boiled in ammonia or a sodium carbonate solution, the insoluble matter is removed by filtering, and alum is added to the clear salt solution of carminic acid to precipitate the red aluminium salt, called carmine lake or crimson lake.ther methods for the production of carmine dye are in use, in which egg white, fish glue, or gelatin is sometimes added before the precipitation. The quality of carmine is affected by the temperature and the degree of illumination during its preparation, sunlight being requisite for the production of a brilliant hue.
Here are 10 facts that link manatees and elephants as long-lost relatives. 1. Scientifically, manatees and elephants are classified as subungulates. Other mammals in the Subungulata superorder are hyraxes and aardvarks. 2.Manatees and elephants have an uncommon-shaped heart that is spherical. To compare, most mammals have a single-pointed tip at the base (i.e., âheartââshaped). 3.
There are two species of elephant. The Asian elephant and the African elephant live on separate continents and have many unique features. There are several subspecies that belong to one or the other of these two main species, though there is disagreement over just how many subspecies there are. Size. African elephants are the larger of the two species. They grow 8.2 to 13 feet (2.5 to 4 meters) from shoulder to toe and weigh 5,000 to 14,000 lbs. (2,268 to 6,350 kilograms), according to the National Geographic. Asian elephants can grow up to 6.6 to 9.8 feet (2 to 3 m) from shoulder to toe and weigh up to 2.25 to 5.5 tons (2,041 to 4,990 kg). Older elephants with larger tusks are becoming rarer due to their ivory.