A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
S- Sc Se Sh Si Sk Sl So Sp Sq St Su Sy
Sid Sin Sir

Sir Humphrey Davy

An English chemist and inventor. He was the first to produce an electric arc (1810) by transmitting an electric current through two touching carbon rods and then pulling them a short distance apart.