Throwing rice at weddings was once a very popular custom, symbolizing good luck for the bride and groom. Even though that custom has fallen somewhat out of favor in recent years, the rice industry probably isn’t too worried about its disappearance. That’s because Americans have doubled their consumption of rice in more than a decade, eating more than 21 pounds per person. (People in Asia are said to eat as much as 300 pounds per person.)
According to the California Rice Commission, rice consumpti…