1. In a Hard chrome plating what kind of substrate has to be used? 2. In bath containing fluoride what kind of substrate can be used for the anode? 3. What is the period of Anode cleaning required in a hard chrome bath? 4. What is the guarantee offered for the anode performance in a hard chrome plating bath? 5. Dos and Do not of using a platinised anode in a hard chrome bath? 6. What are the environmental effect of using platinised anode?