The Quiz consists of 10 questions and covers basic knowledge of defoamers. You need to reach a score of 80 % to pass and to earn the competency "Defoamers Level 1". Your competencies and badges are listed in the section ACHIEVEMENTS on your dashboard.

If you are not an expert already, you can do the interactive eLearning "Defoamer Basics" first: LINK

Don't worry if you do not pass. You have 1 attempt on the first go. But you can retake the Quiz after 24 hours . Good luck!