Solutions Metallic element used in blue/green pigments has 4 entries with similar clues

• 4-letter words
• zincmetallic element used to make brass
• 8-letter words
• chromiumMetallic element used as protective coating for other metals
• titaniumMetallic element used in strong lightweight alloys
• 9-letter words
• plutoniumRadioactive metallic element used in nuclear reactors