The affected workers were given three months to file criminal complaints. On Wednesday, Zurich police confirmed that several complaints had been received, without giving an exact number.
Those who live in different cantons may have filed complaints with their local police. Prosecutors will now decide whether to lay charges of criminal negligence.
The event organiser said in June that none of the participants were forced to walk over hot coals and that it had waited for coals to cool to 500 degrees, which is lower than the 700 degrees normally considered safe for the activity.
Firewalking involves walking barefoot over a bed of hot embers or stones. It is practised in many parts of the world as a rite of passage or test of strength or courage.
Train vs plane: would you take a direct train between London and Geneva?
Eurostar is planning to run direct trains from Britain to Germany and Switzerland from the early 2030s. Would you favour the train over the plane? If not, why not?
Swiss canton coordinates donations for landslide destroyed village
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The Swiss canton of Valais to form committee to coordinate CHF 57.4 million donations for village destroyed by a landslide.
Body of Blatten landslide victim found and identified
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The body of 64-year-old man, who has been missing since part of the Brich glacier collapsed on the Swiss village of Blatten has been found.
Swiss watch industry calls for ‘clear solution’ with US
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Federation of the Watch Industry calls for clear solution to tariff threat and a swift agreement between Bern and Washington.
Swiss youngsters illegally obtain alcohol in a quarter of test purchases
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In a quarter of all alcohol test purchases last year, young people in Switzerland were able to obtain beer, wine or spirits illegally.
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