One New Jersey construction worker has made headlines after jumping into a tank of nitric acid from 40 feet above to save his co-worker who fell in.

According to Huffington Post, the pair were working on a roof replacement job at Swepco Tube on 1 Clifton Boulevard in Clifton when the roof gave in, and one of them fell into a tank with a 40 to 70 percent nitric acid solution used for cleaning metal tubes. The second worker immediately jumped in after him.

Emergency services arrived shortly thereafter and rushed the two injured men to nearby Weasel Brook Park, from which they were airlifted to St. Barnabas Medical Center.  The first man was severely burned and unconscious while the second man suffered less extensive burns: