Man suspected of killing up to 21 colleagues after poisoning a sandwich taken in video



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Police arrested a man suspected of killing up to 21 engineering workers for two decades at a valve manufacturing company in western Germany, CNN reports.

The 56-year-old metal worker, identified only as Klaus O, was caught on video surveillance by spraying a powdery substance on a sandwich of a colleague in May; Security images confirmed the event after the colleague found the white stuff and alerted his bosses. "At first we thought it was a poorly conceived joke between colleagues and not an attempted murder," said a company director. DPA News Agency Police have identified the substance as lead acetate, which is highly toxic and can be fatal if ingested.

A search of the suspect's home revealed "toxic substances" including mercury, lead and cadmium. discovering the poisonous materials, the police expanded its investigation to include 21 company employees who have died since 2000, and can exhume these bodies. Although the deaths were attributed to natural causes at the time, according to the Canadian Blood Services, the police claim that they included "a remarkably high number of heart attacks and cancers" and could have been caused by heavy metal poisoning. poisoning of three living employees. Two are in a coma (one for two years, according to the Times of London ) and the other receives dialysis treatment. A man who worked with Klaus O for three decades fell mysteriously ill three months ago with kidney failure, and wondered if he too was a victim. "The doctors could not explain why I got sick," says the man.

Police assembled a 15-member team to investigate deaths. Klaus O has up to now been charged with attempted murder.

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