Její otec oslepl z pití dřevného lihu, když pracoval jako noční hlídač v továrně na krém na boty.

Could you please translate this to English?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Her father had gone blind after drinking wood alcohol while a night watchman in a shoe-polish factory.