Iron Filings 0.18lbs - Science & Education (1x 0.18lbs Bag)

• 80g (0.18lbs).
• Plastic tube container.

Iron filings are must have equipment for any science classroom and budding scientists. A great way to show magnetic field lines is to sprinkle the filings onto a sheet of paper and place a magnet underneath the paper and see the filings align themselves with the lines of magnetism produced by the magnet.