Pencil thereby pushing a new tip to the top. Invented by Harold Grossman for Empire Pencil Company in 1967 and subsequently improved upon by Arthur D. Little for Empire from 1969 through the early 1970s; the plastic pencil was commercialised by Empire as the "EPCON" Pencil. These pencils were co-extruded, extruding a plasticised graphite mix within a wood-composite core. Residual graphite from a pencil stick is not poisonous, and graphite is harmless if consumed. Although lead has not been used for writing since antiquity, lead poisoning from pencils was not uncommon. Until the middle of the 20th century the paint used
Pencil Full of Lead Pencil Full of Lead "Pencil Full of Lead" is a song by Scottish recording artist Paolo Nutini. The song was released in the United Kingdom on 2 November 2009 as the third single from his second studio album, "Sunny Side Up" (2009). A music video of the song having been released on 20 October 2009. The song peaked at #17 on the UK Singles Chart and #33 on the Irish Singles Chart. The distinctive trumpet riff to the song is played by Gavin Fitzjohn. Nutini performed the song on various UK TV shows including "The Graham Norton Show" and, with