API Gravity: An arbitrary scale expressing the gravity or density of liquid petroleum products. The measuring scale is calibrated in terms of degrees API; it is calculated as follows: Degrees API = (141.5 / (sp. gr. 60ÂºF / 60ÂºF)) - 131.5 The higher the API gravity, the lighter the compound.
| Filed Under: Firsts 1 Comment. The now famous character Mario was created by Shigeru Miyamoto and has appeared in over 200 video games. Marioâs first appearance was in Donkey Kong (ãã³ã­ã¼ã³ã³ã°) in 1981, which is another iconic arcade game developed by Nintendo. In Donkey Kong, Mario was known as âJumpmanâ the carpenter. In later games, Mario is depicted as a short Italian plumber.
  In 1983, Mario Bros. was released in the arcades, and since both players couldn't be Mario, this being the first ever simultaneous 2 player Mario game, Luigi was born as Mario's brother for the second player to use.he first Mario kart game was Super mario kart The very first game of Mario Kart was simply called Super Mario Kart. The first version of this game was originally released in â¦ 1992 on the Super Nintendo Entertainment System.