Vladimir Likhonos, 25, had a habit of dipping his gum in citric acid, which proved fatal in the lab.

Vladimir Likhonos was experimenting with explosive chemicals when he is thought to have made one fatal error.

There are not many unsafe ways to chew gum, but a chemistry student tragically discovered one way when he bit down and half ...

Vladimir Likhonos had been working with explosive chemicals when he is believed to have made one fatal mistake ...

One simple yet fatal mixup meant the student accidentally dipped his chewing gum into a dangerous explosive substance, ...