• Don't insult other visitors. Offensive comments will be deleted without warning.
• Comments are accepted in English only.
• No swearing words in comments, otherwise such comments will be censored.
• Your nickname and avatar are randomly selected. If you don't post comments for 7 days, they both are reset.
• To choose another avatar, click the ‘Random avatar’ link.
No, wind doesn't rust bolts. You need proper galvanized steel bolts. You don't see super tall hydro towers welded, they are bolted together. Your logic, isn't...
Its electrochemical voltage series. Its the same principal in a battery and why there is Lithium (Lowest metal) in them. If you have two metals of different electrochemical proportions they form a local element. The lower metal (here Iron) gets to be eaten (Ions transform to the higher metal) be the copper of the wires.