5. - It was much easier to put on.
- It puts any pressure on the strongest body parts (shoulders, chest and pelvic bone) instead of on parts that are more easily injured (especially the squishy areas like the belly and the organs in there).
6. It was not used all that widely at first.
7. - They gave a lot of demonstrations with crash-dummies.
- They gave a lot of information.
- They took out an open patent instead of a regular one.
8. Seatbelts are now mandatory (verplicht): the law says that they have to be in every single new car, lorry and SUV. Back then, in 1959, they were only used in a small percentage of cars.