Lubricating them with products such as WD-40. It's something which needs to be done regularly.
yes it does
harmful
If you leave your bicycle in the rain it becomes a wet bicycle, or possibly a wet, rusty bicycle. I hope that was the answer you were looking for.
Your bicycle may be squeaking because it is rusty. The gears, for example, on the bicycle may be rubbing together and causing friction, thus creating the squeaking noise. Try lubricating your bicycle with WD-40.
Yes, but if you're real finicky they'll never be quite as good as a chain that hasn't gone rusty.
Obviously because they're made of a metal that isn't stainless or rustproof.
It rusts
Rusty Nail or Rusty Spike.
It rusts
No
Start off with 'The Bicycle Handbook' for basic info to get the bike running well. I would consult Sheldon Brown's website too, for invaluable information on restoring bikes, especially if you are converting the bike to a fixed gear.
There are a few reasons why your alternator might keep going bad such as rusty latches under the car. You may also have leaks, dents, or parts that need to be replaced on the vehicle that are effecting your alternator.