nobody invented lead . It's a natural product.
Lead has been known since ancient times. Its name comes from the Anglo-Saxon word "lead". The person who first named lead is unknown.
Lead is a pure element, and therefore was not invented by anyone. It has been known as an element since ancient times. nobody invented lead . It's a natural product.
Before alloys normal metals I mean single combination of metals are used.(for instance only iron or steel etc)...as they have less advantages that lead to the discovery of alloys..other wise we would have sticked to non alloys
Lead and oxygen are the elements in lead dioxide.
Pb[OH]2 for white lead, Pb3O4 red lead
The three forms of lead are 1) Metallic lead 2) Inorganic lead and lead compounds (or lead salts) 3) Organic lead (containing carbon)
The lead pencil was invented on 1564.
Metals are not invented by anyone.
It was invented by N.J Conte in 1795.
Galena is a naturally occurring lead ore, it was never invented.
Lead is a pure element, and therefore was not invented by anyone. It has been known as an element since ancient times. nobody invented lead . It's a natural product.
In 1567
No one invented lead, as it is a naturally occurring element. Lead was one of the first metals to be refined by man, the earliest archaeological finds of lead go back to Egypt at about 3500 B.C. The oldest lead piece is in the British Museum and dates from 3800 AD.
Graphite was originally used for pencils until a mixture of lead and clay was invented in 1795.
Mark Dein lead the team that invented the first gigahertz chip.
so that people could write
Women invented taxes. You do the math.
wht is the name of the Pearson that invented oragami