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.
Allergies Causing Dark Under Eye Circles. Dark circles under the eyes, when related to nasal allergies, are called allergic shiners. Allergic shiners are related to nasal congestion, which can occur for other reasons besides allergies, such as with the common cold or with sinus infections. These dark circles under the eyes are a major concern for many people, as it makes them look tired and unhealthy.