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Should You Rinse Your Dishes Before the Dishwasher? — TED-Ed

How dishwasher detergent works and why rinsing first can be counter-productive.

0:00 / 5:30

How it works

  • Press play to start the video.
  • Halfway through, a quick question appears. Get it right to keep going. If not, the video starts over.
  • At the end there's a 5-question test. Answer them all correctly to complete the lesson.