This is a much more humane way of applying force to a dog, when force is needed. (all-about-puppies.com)
We must start applying this force in the most ruthless of ways. (religion.blogs.cnn.com)
Similarly, accommodating resistance training (adding bands or chains to a barbell) can be used to produce an approximately constant externally - applied force over the whole exercise range of motion. (strengthandconditioningresearch.com)