1) What is internal clad kettle?
2) Why lead is used 4% with Aluminium in winfow lever & gear?
3) How much lead is retrieved from Bearing shells & bushes.?
4) What are alternatives of lead in batteries?
5) How & what are recycling process/system in lead acid batteries?
6) What is current weight of batteries in car?
7) How much % consumption of lead in fuel tank?
8) What is air bag module in vibration module?
9) How ISAD works? (integrated starter alternator damper)?
10) What is whinning or winning?
11) What is significance of Grade in IMDS (like Tin etc etc)?
12) What is the reason for lead used in solder(actual mechanism if found)?
13) Do indian cars have valve seats? If yes, then what is % of lead in valve seats?
14) Difference between shredder process and ASR? What is LSR and HSR?
15) What is difference between cadmium and lead batteries?
16) What is difference between silent block & vibration damper?