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**Round Iron Filings Bubble
Filings encased in a plastic bubble, used to observe the effects of invisible magnetic fields.
Specification
Size: 85mm dia.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
**Round Iron Filings Bubble
**Round Iron Filings Bubble
Filings encased in a plastic bubble, used to observe the effects of invisible magnetic fields.
Specification
Size: 85mm dia.
$4.71
**Round Iron Filings Bubble—
$4.71
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Filings encased in a plastic bubble, used to observe the effects of invisible magnetic fields.
Specification
Size: 85mm dia.
