play energy drink brown sediment floating inside

we bought to play energy drink on the weekend at our local spar when we got home and sit back and enjoy it we openned and thank God we poured it in to a glass and floating inside was disgusting brown coloured sediment which eventually settled at the bottom it looks disgusting so we opened the second tin which was exactly the same thank God i did not drink it from the tin i would have injested that sludge look brown stuff