Excavations at this site in Israel's Negev Desert yielded evidence of olive oil soap manufacturing dating back roughly 1,200 years. Emil Aladjem / Israel Antiquities Authority A 1,200-year-old ...

Babylon’s soap-making legacy dates back to 2800 BCE, where ancient techniques shaped hygiene practices and influenced modern sanitation.

Following is a transcript of the video. Narrator: Here's how four soap factories create their products. Dr. Bronner's Magic Soaps has been around since 1948 and is most famous for its pure castile ...