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Laabri

History's Deadliest Colors Ted-Ed

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Last updated about 3 years ago
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Copyright: https://ed.ted.com/on/ysrmXWTE

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When radium was first discovered, its luminous green color inspired peop Embed le to add it into beauty products and jewelry. It wasn’t until much later that we realized that radium’s harmful effects outweighed its visual benefits. Unfortunately, radium isn’t the only pigment that historically seemed harmless or useful but turned out to be deadly. J. V. Maranto details history’s deadliest colors.

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1.

When first discovered, radium was added to toothpaste, medicine, beauty products, jewelry, water, and food because of claimed ____________ and its _____________.

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2.

Lead, while helping to produce a bright white pigment, can be dangerous to humans. How?

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3.

The bright green pigments found in Scheele’s and Paris Green were later found to contain:

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4.

The synthetic green pigment recipe from 1822 was later revamped in the 1900’s as a formula for:

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5.

During World War II, uranium oxide was confiscated for:

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6.

Despite its deadly side effects, lead white was so popular that it wasn’t banned until the 1970s. What was it about this pigment that made it so popular?

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7.

List some uses for the bright green pigments Paris and Scheele's green.