https://padlet.com/r0849584_2/fkr6c9taex5t9qo2 Hoofdstuk 4 en-us 2021-06-04 20:01:47 UTC 2025-10-15 10:36:20 UTC hello@padlet.com https://padlet.net/icons/png/1f386.png https://padlet.com/r0849584_2/fkr6c9taex5t9qo2/wish/1586192391 2021-06-04 20:07:22 UTC https://padlet.com/r0849584_2/fkr6c9taex5t9qo2/wish/1586192391 https://padlet.com/r0849584_2/fkr6c9taex5t9qo2/wish/1586192486 Monochromator]]> 2021-06-04 20:07:27 UTC https://padlet.com/r0849584_2/fkr6c9taex5t9qo2/wish/1586192486 https://padlet.com/r0849584_2/fkr6c9taex5t9qo2/wish/1586192557 Vlam]]> 2021-06-04 20:07:30 UTC https://padlet.com/r0849584_2/fkr6c9taex5t9qo2/wish/1586192557