One of the mysteries of the English language finally explained.
Small particles of iron produced by filing or a similar mechanical process.‘school students use iron filings to show how conductive objects can align with a magnetic field’‘fish were drawn to the light like iron filings to a magnet’
- ‘We are shooting a music video which involves macro photography of iron filings and ferrofluid, looking at their reaction to the magnetic field.’
- ‘Already in the 18th century chemists were splitting water by passing steam through red-hot tubes of iron filings.’
- ‘Dropping iron filings into the ocean can generate blooms of carbon-absorbing plankton.’
- ‘On a map, the fleet's movement over the next week would look like iron filings sucked in by a magnet.’
- ‘Wherever he went, even in his sojourns in hospital, he picked up girls as a magnet picks up iron filings.’
- ‘Three years later he published a paper on the motion of iron filings on a vibrating plate which was subjected to a magnetic field.’
- ‘He also tinkered with the classic experiment of sprinkling iron filings on a sheet of paper near a magnet, giving rise to pretty patterns.’
- ‘The lines of force one sees when sprinkling iron filings around a magnet depict the shape of a field in physical space.’
- ‘Test the strength of the compasses with iron filings.’
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