Magnetic Field Demonstrator - 2D AcrylicMagnetic Field Demonstration 2D liquid with magnet. Acrlyic block (flat) filled with light oil & filings. Place magnet on unit (H S or bar), watch field develope. OHP operation also. Please note horseshoe magnet is not included.
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols