Watch Online Free HD Solarmovies. For some children and teenagers, a visit to McDonald's is one of their favorite treats. Why young people prefer fast food restaurants and products, what advertising methods fast food restaurants use to attract their young customers, how fast food meals are made—all these questions are addressed in the first part of the film. The second, shorter part deals with nutritional problems caused by fast food. The harmful effects of a diet high in phosphates are illustrated using the example of a hyperactive child.