Is there an exam forseen to show approved knowledge?

There is a quiz at the end of each training, to achieve a certificate.

How and by whom will be controlled if a user has obtained the certificate?

It is the obligation of the employer to ensure that employees have been trained. The enforcement of the REACH restriction of Diisocyanates lies with the national authorities.

How can I be sure that my customer has done the course in the training platform?Is it  my responsibility to be sure that my customer has passed the course?

It is the obligation of the employer that his employees are being trained.

The REACH restriction defines that a certificate needs to be renewed after 5 years.

After participating in a training you complete a quiz in the platform, after the successfull completion of the quiz you will receive a certificate.