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.
Light naphtha is the fraction boiling between 30 Â°C and 90 Â°C and consists of molecules with 5â6 carbon atoms. Heavy naphtha boils between 90 Â°C and 200 Â°C and consists of molecules with 6â12 carbons. 2nd century BCE Koine Greek religious text uses the word naphtha to refer to a miraculously flammable liquid. The subjects called the liquid nephthar, meaning purification, but note that most people call it naphtha (or Nephi).