experimental procedure (noun)

1. The artist used an experimental procedure in mixing different mediums to create a unique visual effect in the painting.

2. The director employed an experimental procedure in the lighting setup to enhance the mood and atmosphere of the film.

3. The animator tried out a new experimental procedure to achieve a more vibrant and dynamic movement in the cartoon characters.

4. The author implemented an experimental procedure by using unconventional narrative techniques to tell the story from different perspectives.