White star maize meal

I went to buy groceries at shoprite Ndofaya mall today including white star maize meal when i got home the maize meal had worms outside i ****ed them i emptied the maize meal into a bucket i found webs inside and they were plenty of them i took it back when i got there i was told there's nothing they can do I'm not the first customer to complain and i should have brought bucket with me