lead chromate

American  

[led] / lɛd /

noun

Chemistry.

1. a yellow crystalline compound, PbCrO 4 , toxic, insoluble in water: used as an industrial paint pigment.

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lead chromate British  

/ lɛd /

noun

1. chem a yellow solid used as a pigment, as in chrome yellow. Formula: PbCrO 4

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Etymology

Origin of lead chromate

First recorded in 1900–05

Example Sentences

The lead-to-chromium ratio found in the factory is consistent with lead chromate, a compound that has been previously reported as a contaminant in certain spices, officials said.

From Seattle Times

For most of his turmeric trading career, Sheikh engaged in an open secret: While processing raw turmeric to powder, he added a chemical called lead chromate to get the tubers to glow yellow.

From Salon

He said that this does not mean there is no danger, noting that "if somebody were to drink water that was heavily contaminated with lead chromate, for example, they could have symptomatic consequential lead poisoning."

From Salon

A further cause of lead poisoning is the use of lead compounds, such as lead oxide and lead chromate, as a food additive to make spices appear more vivid in colour.

From The Guardian

That sludge was believed to be lead chromate, a suspected human carcinogen.

From Washington Times