The national disability authority says in their web page that the design minimizes hazards and the adverse consequences of accidental or unintended actions. The design is made for people who make mistakes, because let’s face it we all make them. When a mistake is made, it minimizes risks and the different outcomes of accidental or unintended actions. The design has built in safety measures in case mistakes are made.
Some links to learn more:
https://www.forbes.com/sites/drnancydoyle/2022/08/08/universal-design-tolerance-for-error/?sh=101c0f452a31
https://foter.com/the-7-principles-of-universal-design-how-to-apply-them-at-home
Some videos to learn more:
Content taken from Heather Cofer Bloom, who is part of the STEAM Team Starship Nebula: https://heatherbloomcom.wordpress.com/universal-design-and-stem-star-ship-nebula/ud-tolerance-for-error/