### Clue: One Nazir company manufactured white pigment (8)
### Answer: ZIRCONIA 
 ### Explanation: Definition: white pigment
 **Anagram of**(manufactured) [ I(Roman numeral for "one") + NAZIR + CO(abbrev. for a company;a business conern) ].
Answer: The white oxide of zirconium, used in pigments, especially for ceramics.