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Which of the following is NOT used as an antioxidant?

1. Butylated Hydroxy Toluene (BHT)
2. Sulphur dioxide
3. Sulphite
4. Sodium palmate

Correct answer: Sodium palmate

Solution

BHT, sulphur dioxide and sulphites are common food antioxidants/preservatives. Sodium palmate is a soap (sodium salt of palmitic acid) used as a cleansing agent, not an antioxidant.

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