Daily Archives: February 18, 2016

Rainbow Wand Chemistry Demonstration — Make a rainbow wand as a simple pH chemistry demonstration. The project is easy and they result is as pretty as it is educational.

Rainbow Wand Chemistry Demonstration

This entry was posted on February 18, 2016 by Anne Helmenstine (updated on September 8, 2024)

Food additives may be either natural ingredients or synthetic (artificial) chemicals. They are added to nearly all foods to improve flavor, prevent caking, slow decomposition, add color, and to improve texture. (Michael Stern) — A food additive is any substance added to food to improve its appearance, stability, flavor, texture, shelf life, or other characteristic. An additive could be either a natural substance or a synthetic chemical. Here’s a comprehensive list of food additives and their uses. Alphabetical List of Food Additives and Uses […]

Food Additives List – Names and Uses

This entry was posted on February 18, 2016 by Anne Helmenstine (updated on September 23, 2025)