Original sentence: In 1886, Charles Martin Hall, a graduate of Ohio’s Oberlin College, discovered the process of smelting aluminium, almost simultaneously with Paul Héroult in France.This discovery, now called the Hall-Heroult Process, is still used 117 years later by Alcoa to produce aluminium
Edited sentence: In 1886, Charles Martin Hall, a graduate of Ohio’s Oberlin College, discovered the process of smelting aluminium.This discovery, called the Hall Process, is still used 117 years later by Alcoa to produce aluminium