dose, integral (integral absorbed dose, volume dose), n the total energy absorbed by a part or object during exposure to radiation. The unit of integral dose is the gram rad (100 ergs/gm).
Audi is named for the Latin word for 'hark' as in auditory. The reason was that the automobile inventor's last name was German for hark, Horch but he lost the right to make cars with that name when he was bought out by his partners. His son came up with the name.
The four rings of the Audi logo each represent one of four car companies that banded together to create Audi's predecessor company, Auto Union. Audi's slogan is Vorsprung durch Technik, meaning Advancement through Technology.he new merged company was known as Audi NSU Auto Union AG, and saw the emergence of Audi as a separate brand for the first time since the pre-war era. Volkswagen introduced the Audi brand to the United States for the 1970 model year.