worker suspected of 21 murders

A 56-year-old worker in an industrial components factory was arrested because he was suspected of attempted murder after being taken over by security cameras aimed at poisoning the meal. a colleague. The incident prompted German authorities in the town of Schloss Holte-Stukenbrock to investigate the death of 21 other employees of the company whose death, mostly due to a heart attack, may have been caused by poisoning.

. enjoy cooking, cook poisons diners and kills them

The suspect was seen opening a colleague's lunch box and putting a stuff on the sandwich inside, police said in a note. The colleague noticed something stained during lunch and warned his managers, who in turn called the police. The video of the company in the state of North Rhine-Westphalia shows suspicions of spread of a dusty substance on food, and a bottle containing the same substance was found in his backpack

. the bread was a toxic lead acetate, a highly toxic and almost tasteless substance, and there was enough to cause serious organ damage. Firefighter experts found mercury, lead and cadmium in the suspect's apartment in Bielefeld. Police said that the man "has long tried to produce toxic substances, including heavy metal compounds" using substances in his home.

Authorities have expanded the survey after recent years of other cases of illness in the company. Two employees are in a coma and another is on dialysis. Officials are also reviewing all business-related deaths since 2000 – in particular, 21 former employees who died before retirement.

"There was a surprisingly high number of heart attacks and cancers among deaths in the business," police said. Experts say that heavy metal poisoning may have been the cause of diseases that led to death.