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
2–0 lead is the worst lead fact the worst possible lead. The cliché was popularized by Czech football coach and television commentator Josef Csaplár in the Czech football community. His use of the term suggested that a 2–0 half-time lead could only end in a defeat and the cliché is known in the Czech Republic as "Csaplár's trap" (Czech: "Csaplárova past"). In Serbia, the cliché is known for being used by manager and former player Milan Živadinović. The cliché was also used by Australian former player and TV broadcaster Johnny Warren. Television pundit and former English footballer Gary Lineker raised the cliché when commenting on a