The full recipe of the magic potion itself has never been revealed, but known ingredients are mistletoe ( which must be cut with a golden sickle ), a whole lobster ( an optional ingredient that improves the flavour ), fish, salt, and petroleum ( called rock oil in the book ), which is later replaced by beetroot juice.
42.
In 1745 under the Empress Elizabeth of Russia the first oil well and refinery were built in Ukhta by Fiodor Priadunov . Through the process of distillation of the " rock oil " ( petroleum ) he received a kerosene-like substance, which was used in oil lamps by Russian churches and monasteries ( though households still relied on candles ).
43.
In 1745 under the Empress Elisabeth of Russia the first oil well and refinery were built in Ukhta by Fiodor Priadunov . Through the process of distillation of the " rock oil " ( petroleum ) he received a kerosene-like substance, which was used in oil lamps by Russian churches and monasteries ( though households still relied on candles ).
44.
On October 23, 1883, the council approved creating the " . . . Choctaw Oil and Refining Company, for the purpose of finding petroleum or rock oil, and increasing the revenue of the Choctaw Nation . " The authorizations ( basically concessions ) gave exclusive rights for producing, transporting and refining in both nations . . . an larea of nearly.
45.
Asterix has lost all hope, but when they come back to the village, they find the Gauls fighting Romans as merrily as ever, and learn that Getafix has replaced the rock oil in his potion with beetroot juice; out of dismay, Asterix has a stroke, but after being cured with the new potion, convinces Getafix to perform experiments before testing him.
46.
Shen used the soot from the smoke of burned petroleum fuel ( �w�l " Sh�y�u ", " rock oil " as Shen called it ) to invent a new, more durable type of writing ink; the Ming Dynasty pharmacologist Li Shizhen ( 1518 1593 ) wrote that Shen's ink was " lustrous like lacquer, and superior to that made from pinewood lamp-black, " or the soot from pinewood.
