How to make ferrofluidsvg]:stroke-transparent [&>svg]:fill-accent-900 mr-2 relative top-0.5"> Ferrofluids are made up of tiny magnetic fragments of iron suspended in oil (often kerosene) with a surfactant to prevent clumping (usually oleic acid). The fluid is relatively easy to make at home, yet extremely expensive to buy online. How does $165 a liter sound? Pretty bad, right? Read on to learn how to make ferrofluids o
