Put on a pair of rubber gloves. Sweep the Drano crystals into a dust pan with a whisk broom and dispose of the crystals down the drain. Run water in the sink to neutralize the chemicals. Dip the whisk broom in a cup of vinegar or lemon juice. Pour the vinegar over the dust pan.
Some of the causes in children for Dark circles under eyes in children may include: 1  Lack of sleep. 2  Nasal congestion. 3  Black eye due to trauma.  Frequent eye 1  rubbing. Hayfever.  Inherited 1  trait. Dehydration. 2  Allergies. 3  Eczema. Phenol sulfotransferase deficiency.
Heredity and Age: Individuals with family history of swollen under eyes are more prone to it and are likely to develop it at some point in life. Aging is another contributing factor towards the occurrence of puffy under eyes. Injury: Injury close to eyes or around the eyelids can also cause the eyes to swell.