Over 1,000 people felt ill after eating Frozen food in Japan.

More than 1,700 people across Japan have fallen ill after eating pesticide-contaminated frozen food produced by the nation's largest seafood firm, national media reported on Tuesday.
Complaints have been reported in all 47 prefectures in the country as of Wednesday evening. Symptoms include vomiting, diarrhea and stomach aches after eating products including frozen pizza and lasagna.
It is  revealed that some of its frozen food had been tainted with malathion,( an agricultural chemical often used to kill aphids in corn and rice fields ) and assumed that it  might be the reason for causing so many people ill.