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b osim za običan bezolovni benzin (najmanji motorni oktanski broj (mon) 81 i najmanji istraživački oktanski broj (ron) 91), za koji je najviši udio olefina 21 % v/v.
b except for regular unleaded petrol (minimum motor octane number (mon) of 81 and minimum research octane number (ron) of 91), for which the maximum olefin content shall be 21% v/v.