HOW TO REMOVE RUST IN PETROL TANK | വെറും 10 രൂപക്ക് പെട്രോൾ ടാങ്കിലെ തുരുമ്പ് കളയാം |Z BOX|

In this video, I am showing How To Clean Petrol tank easily and remove all rust inside a petrol tank.. its veey easy and cost effective. you can use this technique to remove ruat from any metal surfaces. This method can also be used for car fuel tanks.This will clean all rust inside a fuel tank ao fuel will flow without any block to you engine.so milleage can be incresed using this cleaning method.