on first use I have followed the approach according to the instructions in French and then I made a vegetable juice of wild plants and I was forced to cut the carrots into thin strips to prevent overheating electric motor (1 point) else-part I'm not happy plastic containers; vegetables I added lemon, little pulp that remained in the juice is recovered by decanting and is brought to the surface contact with plastic left a normal orange mark in the presence of c carrots not another is normal between the container wall smooth juice that was initially became rough which makes me think it's not the food that's plastic seems you a German brand .I had already bought a manual juicer American brand which I am happy I took Petra because it's electric for a much juice in a short time here I do not trust