1 Point B = character decides to be a ballet dancer). 2  A change in a relationship (Point A = They hate each other. 3  Point B = They fall in love). 4  A change in a person (Point A = character is a selfish jerk. 5  Point B = character has learned to be less of a selfish jerk.). 6  A change in the reader's understanding of a situation.
The best way to clean plastic orthodontic retainers that smelled bad, covered in white tartar and/or changing color is to soak the retainers in a solution of 1/2 water and 1/2 white vinegar or rice vinegar for 10 hours. The white tartar should be soften and come off easily after being in the solution for 10 hours.o keep your plastic orthodontic retainers clean and odor-free, soak them in a solution of 9/10 water and 1/10 white vinegar or rice vinegar for 6 to 10 hours every 2 to 3 days. Here are some plastic orthodontic retainers cleaning ideas that never worked for me:
Do not rub at any time, it will scratch. Do not use 409, it is not for clear plastic. Your parts store has plastic cleaner. However I go to my local hobby store and get a clear plastic cleaner for cleaning the plastic windows on models (Novus-1 plastic clean & shine).y car (S2000) has a vinyl window, which is covered with yellow/brown residue. It's definitely residue, not discoloration-it somewhat scrapes off. How can I remove this without damaging the vinyl itself. Remember, this is a clear vinyl window, so anything that will cause scratching is to be avoided.