we had the Mixer 3 weeks when we noticed dark splashes in the stem inside the small Pürrierstabs in use. At first we thought of a lubricant. After a few days we noticed the emergence of dark splashes suddenly in the blade area when the puree Babybreis. We were shocked !!! My husband stated that the rubber seal hatte.Das dissolved in a shaft exit this dirt in the blade area may be at all is incredible. The device we sent immediately. After 4 weeks, came a new replacement unit. Despite written and oral request the repair service we received no opinion on the defect. We are totally disappointed with this approach. After all, it is here also about the health of our babies. Since we also do not know how much is omitted from this rubber seal already unnoticed in the broth. The device is ansich really good, but due to this event, there are of us for the company Kenwood and the repair service only 1 *