The use of common salts, e.g., `NaCl` or `CaCl_(2)` anhydrous, is made to clear snow on the rods.
Channel: Doubtnut
Date: 12/07/2020

The use of common salts, e.g., `NaCl` or `CaCl_(2)` anhydrous, is made to clear snow on the rods. This causes: