In the clip, Mrs Klick says Sienna sustained a 'severe' second-degree burn as a result of the nail glue. Photos included in the video show the wound in various stages of healing. Mrs Klick ...

Damage from a second-degree burn ... deeper shade than a first-degree burn. This type of burn can also result in blisters and scarring and take two to three weeks to heal. A third-degree burn ...

Burns can be minor or life-threatening, which is why knowing first aid treatment for burns is essential. Prompt attention can limit damage and promote healing ... site of a second-degree burn ...