https://www.youtube.com/watch?v=jUmgqOH6ofY
Interesujacy film, ukazujacy w jaki sposob powstaje olej silnikowy.
Interesujacy film, ukazujacy w jaki sposob powstaje olej silnikowy.
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pawelus napisał:Polecam nawet z ciekawosci ogladnac. Swietnie wyjasnione podstawy nawet laik zrozumie.
Powrot do lat 80tych
https://www.youtube.com/watch?v=PHZVmyjm9v0 czesc 1
https://www.youtube.com/watch?v=IGB4r7foIlM czesc 2
https://www.youtube.com/watch?v=PHJx2hqkp2s czesc 3