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Salt Volcano – Stunning Lava Effect in a Jar

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Create your own mesmerizing salt volcano with this fun and easy activity using common kitchen items.

Ingredients

Scale
  • 1 clear glass jar with lid
  • 1 cup warm water
  • Liquid food coloring or dilute watercolor ink
  • 1 cup vegetable oil or light mineral oil
  • Table salt (coarse or fine)
  • Small spoon or measuring spoon (optional)
  • Pipette or dropper (optional)
  • Funnel (optional)
  • Tray or towel to catch spills
  • Glitter or biodegradable sequins (optional)
  • Small flashlight or warm lamp for display (optional)

Instructions

  1. Warm and color the water by pouring warm water into a bowl and adding food coloring, stirring until the desired shade is achieved.
  2. Pour the colored water into the jar until it is one-third to halfway full.
  3. Slowly pour the oil into the jar until it covers the water, leaving a little headspace at the top.
  4. Let the jar rest for a minute or two to allow the layers to settle.
  5. Take a small pinch of salt and drop it into the oil, observing the colored water rise with it.
  6. Add more salt as desired and enjoy the lava effect.
  7. Experiment with different temperatures and salt sizes for various effects.
  8. Seal the jar to keep the display or pour the liquids into separate containers for reuse.

Notes

Supervise young children, especially when handling hot water. Use a tray to catch spills and ensure a calm activity space.

Nutrition

Find it online: https://www.diymadeeasy.com/salt-volcano-stunning-lava-effect-in-a-jar/