The most common eating disorders are anorexia nervosa and bulimia nervosa (usually called simply anorexia and bulimia). But other food-related disorders, like avoidant/restrictive food intake disorder, binge eating, body image disorders, and food phobias, are becoming more and more commonly identified.
Lithium was discovered by Johan August Arfwedson in 1817. Arfwedson found the new element within the minerals spodumene and lepidolite in a petalite ore (LiAl(Si2O5)2) that he was analyzing during a routine investigation of some minerals from a mine on the island Utoe utÃ¶ In. sweden
Proof of this theory was the battery, which Volta invented in 1800. He built in 1800 the first electrical pile, or battery: a series of metal disks of two kinds, separated by cardboard disks soaked with acid or salt solutions.ount Alessandro Volta was born in Como, Italy, into a noble family. The Italian physicist Alessandro Giuseppe Antonio Anastasio Volta was the inventor of the voltaic pile, the first electric battery.