For being the world’s oldest known synthetic pigment, the original recipes for Egyptian blue remain a mystery. The ...

The pigment Egyptian blue was used in ancient Egypt and Rome, but the recipe was lost to time. Now, chemists have replicated ...

Ancient Egyptians were not only masters of architecture – they also were the original wizards of synthetic chemistry. Around ...

I-Wei Huang – stock.adobe.com Blue No. 2, also known as indigo carmine or indigotine, mimics the color and properties of plant-based indigo dye in products like Skittles and blueberry Pop-Tarts.

Blue jeans are an iconic staple of just about any wardrobe. But all that denim has a dirty secret: the dye that makes blue jeans so ubiquitous is actually made from fossil fuels and toxic chemicals.

The rainbow spiral design we created with the red, yellow, and blue dye from the Jacquard ... to fabrics containing less than 35% synthetic fibers. First, you dye your fabric, apply the dye ...

Vazquez adds that although Maya blue was identified as a new dye in 1931, it took scientists a long time to understand the formula, and studies are continuing. “It was not easy because it was a ...