TED-Ed: History's deadliest colors - J. V. Maranto

The video explores the historical use of hazardous pigments: radium, lead white, synthetic greens, and uranium-based orange. Initially valued for their aesthetic qualities, these substances were later found to be toxic or radioactive, posing significant health risks. The narrative covers the impact on artists, factory workers, and consumers, highlighting the evolution of scientific understanding that led to the eventual banning or restriction of these dangerous materials.

What was one of the main reasons radium was initially added to consumer products?

• Its ease of production

• Its cost-effectiveness

• Its ability to improve taste

• Its restorative properties

What was a major health issue caused by the use of lead white pigment?

• Digestive problems

• Lead poisoning

• Respiratory infections

• Skin rashes

Which artists were particularly drawn to the qualities of lead white pigment?

• Surrealists

• Impressionists

• Expressionists

• Cubists

What compound was used to create the vibrant synthetic green pigments?

• Copper sulfate

• Cupric hydrogen arsenic

• Chromium oxide

• Zinc oxide

What was a rumored effect of green rooms painted with synthetic green pigments?

• They improved sleep quality

• They repelled bed bugs

• They enhanced appetite

• They increased energy levels

What was a common use of uranium oxide before World War II?

• Ceramic glazes

• Food coloring

• Textile dyeing

• Metal plating

What does the U.S. EPA advise regarding vintage fiestaware?

• It should be disposed of immediately

• It should not be used for eating

• It is safe for daily use

• It should be used for cooking