Dozens of people in Mexico sustained injuries after taking part in the yearly exploding hammer festival.

The bizarre event, which takes place every February, includes people attaching a mix of sulfur and chlorate to the ends of sledgehammers.

The participants of the festival smash hammers against trail beams, making the substance explode and send up a massive cloud of smoke.

In the video of the incident, some of the participants can be seen being flung backward with extreme force.

In this year’s event, a man reportedly got his leg hurt from the blast and was carried off on a stretcher so he can be treated.

The other 43 people were less injured.

The exploding hammer festival is held each year in the small town of San Juan de la Vega is famous for the festival.

For those who do not know, the bizarre festival is dedicated to St. John the Baptist.

According to legend, the town’s namesake, San Juan de la Vega, was a victim of a theft from bandits that took his gold.

St. John, the Baptist, reportedly helped get it back and became a Mexican “Robin Hood”.

In 2020’s Exploding Hammer Festival in the village, around 6000 people attended. The numbers include spectators.

Ambulances and over 100 police officers were present at the scene to oversee the incident.