Remove 5 letters from this seq...Remove 5 letters from this sequence (PJETITKIOENENSRS) to reveal a familiar English word.
Correct answers: 32
The first user who solved this task is Djordje Timotijevic.
Edison patentIn 1902, Thomas A. Edison received a patent for a "Reversible Galvanic Battery" (U.S. No. 701,804). Such battery used insoluble active elements in an alkaline solution which remained unchanged during all conditions of use, such that a battery is made of great permanence and of remarkably light weight per unit of power. He had experimented and found nickel which he described as a suitable component for the battery.