Find the 8 letters word
Find the 8 letters word. Word may go in all 8 directions.Correct answers: 28
The first user who solved this task is Nílton Corrêa De Sousa.
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Aluminium process patentIn 1889, Charles M. Hall patented an inexpensive electrolytic process to extract aluminium from its ore (No. 400,655) which he had invented on 23 Feb 1886. Although aluminum is the most abundant metal in the earth's crust, it is not found naturally in pure form, and thus it must be separated from its surrounding ore. |