US chocolate firm Hershey being sued after tests reveal ‘dangerous and harmful’ heavy metals in 23 bars

• Customer Christopher Lazazzaro accuses the giant confectionery company of ‘deceptive and misleading’ marketing – seeks damages of at least US$5 million
• Results show that, for 23 bars, eating an ounce a day means an adult could consume more lead and cadmium levels than health authorities consider safe