To know how to use it safely and effectively for health purposes, it’s important to first learn about its composition. Rubbing alcohol typically comprises of 70 percent isopropyl alcohol ...

Use it sparingly to clean screens and keyboards, but ensure it's diluted (70% isopropyl alcohol is common) and applied with a soft cloth. It should evaporate without leaving any residue behind ...

1. Label your three cups water, alcohol, and oil. 2. Add 1 tablespoon of water, isopropyl alcohol, and oil to its labeled cup. 3. Take three M&Ms of the same color and put one in each cup. 4. Swirl ...