C1970 Impossible Pill Refining
Sha Gaang was definitely not a lunatic. This was something that could be confirmed. Since he was not a lunatic, it could only mean that he had a trump card that guaranteed his victory.
However, refining pills was a process filled with chance. Even the most skilled Pill Refining Master would have an accident when refining pills.
Of course, the higher the grade of the Pill Refining Master