dye

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Nanocellulose treated with red onion dye provides effective UV protection for solar cells
Tech

Nanocellulose treated with red onion dye provides effective UV protection for solar cells

A film dyed with red onion skin extract and dye-sensitized solar cells. The films were placed on top of the solar cells in...

What is Red Dye 3 and why has the US FDA banned it in food and drinks? | Health News
World News

What is Red Dye 3 and why has the US FDA banned it in food and drinks? | Health News

United States food regulators have banned Red Dye 3, a dye used in food, drinks and medicine after evidence found that it causes...

FDA Officially Bans Red Dye No. 3 From Foods
Foreign Celebrity

FDA Officially Bans Red Dye No. 3 From Foods

A major win for food and health advocates has arrived. On Wed. (Jan. 15), the US FDA has banned the use of red...

US bans dye Red No. 3 from foods, saying it causes cancer in lab rats | Business and Economy News
World News

US bans dye Red No. 3 from foods, saying it causes cancer in lab rats | Business and Economy News

The ban by US regulators on Wednesday in food items comes more than three decades after it was barred from cosmetics. The United...

‘Maya blue’: The mystery dye recreated two centuries after it was lost | Arts and Culture
World News

‘Maya blue’: The mystery dye recreated two centuries after it was lost | Arts and Culture

Dzan, Mexico – Surrounded by dense jungle and beneath intertwining canopies of towering trees, Luis May Ku, 49, trudges ahead through shoulder-height bushes...