And this doesn't just happen at congested intersections, it happens everywhere. Now I complain when my brother pulls up practically on the bumper of the car in front at a light, but a couple feet is usually the norm. A car length and a half is STUPID!
Mood necklaces or rings usually contain a chemical that changes color with heat (example cold to warmer black, purple, blue, green, reddish). They then usually have a pamphlet saying what the colors mean.
Some believe that the ring on the Celtic cross represents the Roman sun-god, Invictus, therefore the sun. Others interpret it as the moon. Catholics and Protestants say this ring represents eternity and emphasizes unending love as shown by the sacrifice on the cross. Or, that it might represent the halo.