If you're in trouble you might be said to be in me. I pair with traffic and surprisingly, PB Though many will know me as my cousin, jelly

I must say, I'm unrefined, Turn me around and it's conflict you'll find. Short, crude, with an attitude: I cease to exist when baked or stewed.

When it comes from Dad it's usually bad. If you have blonde hair, getting them is not rare. You may hear someone at your door right before you get more.

I am blue, yet my smell is that of red paint.

What type of room, has no walls, windows, or door. Nor ceiling or floor?