The saying goes, âAn apple a day keeps the doctor away.â Apples have been shown to have many health benefits when it comes to keeping you and your organs healthy. Research suggests that the healing nutrients in apples may reduce the risk of colon cancer, prostate cancer, and lung cancer.
Lead in Pencils: Safety Information and Facts. You are here: Home / Lead in Pencils: Safety Information and Facts. As mentioned on our The Unleaded Pencil page there is no lead in the writing core of a âleadâ pencil. The core is made of non-toxic graphite and does not contain lead. As a result of increased concern for the safety of different consumer products such as toys or art products from China, we often receive inquiries regarding the potential for exposure to lead in pencils.
Mid-1500s and the History of the Pencil. The âlead pencil,â containing no lead, was invented in 1564, a turning point in pencil history. Although civilizations were centuries away from making mechanical pencil history, the pencil invented in the sixteenth century advanced the writing instrument.Before 1564, artists mainly used stylus-like pencils.he âlead pencil,â containing no lead, was invented in 1564, a turning point in pencil history. Although civilizations were centuries away from making mechanical pencil history, the pencil invented in the sixteenth century advanced the writing instrument.