DIY Lava Lamp with Alka-Seltzer Materials: 1 clear plastic bottle or jar (16–20 oz) 2⁄3 cup vegetable oil 1⁄4–1⁄3 cup water Food coloring (any bright color) 1–2 tablets of Alka-Seltzer (or any effervescent antacid) Optional: glitter, glow-in-the-dark paint, or LED light base for extra glow Create a mesmerizing lava lamp effect with simple household ingredients. This fun DIY project uses Alka-Seltzer to produce colorful bubbles that dance and float, adding a vibrant touch to any space. | Through

Classic Commercial - Alka Seltzer - Spicy Meatball! - 1969 | Classic Television Commercials