If you haven’t been using bleach during the wash cycles of bleach-safe white clothing, Gagliardi notes, the yellowing is likely due to the cumulative effects of going without it — and can be ...

But scallions, also called green onions, present a particular predicament. There's a firm white bulb and a softer, tubular green leaf. It's almost like it's two vegetables in one.

How are the white, light-green, and green parts of a scallion different? Here’s when to use each in recipes, whether you’re sautéing them or garnishing a stir-fry or soup.

STEP 3: Pour the bleach into the cup with the green food coloring and water. Continue to mix the ingredients by pouring the contents back and forth into each cup several times and observe.