Kapitel 876: Vol V Chapter 236

Palin was not someone who would cheat and seize and claim the fruits of his men's research. He had a noble character that could be described as honest and above average—this was apparent when he eventually became a judge in hell after his soul fell into the underworld.

Therefore, he had truthfully reported the results of Fira's research to Sui Xiong and repeatedly emphasized Fira's importance in this whole research.

In fact, the key to how they were able to discover the "powder wash" technique was an accidental experiment by Fira.