Why do leak proof dry cells have an iron or steel sheet covering the zinc cylinder?

🎲 Try a Random Question  |  Total Questions in Quiz: 15  |  🧠 Study this quiz with Flashcards
This question is part of a full practice quiz:
Class 12 Chemistry Practice Test: Electrochemistry - Batteries — practice the complete quiz, review flashcards, or try a random question.


Why do leak proof dry cells have an iron or steel sheet covering the zinc cylinder?