Does using olive oil for cooking and exposure to the fire of true or harmful ?

Using olive oil for high temperature cooking is not harmful if done correctly. Extra virgin olive oil has a high enough smoke point to be safe for most cooking methods. However, if we delve deeper into the question Which is Better Canola Oil or Olive Oil? then it is better to use it for medium temperatures or as a dressing to preserve all the beneficial properties.

Olive oil exposure to high temperature lead to oil combustion, and exposure to the fire

Dangerous

Olive oil of the best oils and fats in cooking processes or heating or frying, but the best health not to make olive oil up to a high temperature, or smoke showing him during use when frying; because that reduces oil benefits, and makes the taste undesirable.

The olive oil of the strongest oils in heat tolerance, and better to the degree of acidity of the oil to be few, and to be a high degree of smoking, and this applies to extra virgin olive oil.

When using olive oil in a frying should not be mixed with other oils; because that reduces the degree afford to heat, and reduces benefits.