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Amazon.com: uxcell 9V 50N Electric Lifting Magnet Electromagnet Solenoid Lift Holding : Industrial & Scientific
Amazon.com: ENEGON 2 Pack 9V Rechargeable Lithium Batteries, 1000mAh 9000mWh with 2-in-1 USB Charging Cable, high Capacity 6F22 Batteries for Smoke Alarms, Electric Guitars, Metal detectors, Microphones More. : Health & Household
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Staś.Ko - prezentuje - Jak zrobić elektromagnes? - YouTube
Jak zrobić prosty elektromagnes? - elektroda.pl
