A dwarf is a person of short stature - under 4' 10 as an adult. More than 200 different conditions can cause dwarfism. A single type, called achondroplasia, causes about 70 percent of all dwarfism. Achondroplasia is a genetic condition that affects about 1 in 15,000 to 1 in 40,000 people. It makes your arms and legs short in comparison to your head and trunk.
Definition of NAPHTHALENE. : a crystalline aromatic hydrocarbon C10H8 usually obtained by distillation of coal tar and used especially in organic synthesis.See naphthalene defined for kids. a crystalline aromatic hydrocarbon C10H8 usually obtained by distillation of coal tar and used especially in organic synthesis. See naphthalene defined for kids.
Naphthalene is a toxic substance. Toxic effects vary from individual to individual (in adults, ingestion of 6 grams has led to significant toxicity or no symptoms at all; in children, in whom absorption occurs rapidly, a reported dose of 2 grams has been fatal) and they act at a both local and a systemic level.oxicity may be in the newborn due to their inability to conjugate both naphthalene and bilirubin leading to kernicterus (it is a bilirubinic encephalopathy with bilirubin infiltration in some areas of the encephalon, especially the basal ganglia and the hippocampus).