How Many Words Does It Take to Make a Book? Editors and agents often quote a word count to writers in order to establish basic parameters. âCasting offâ pages also once was a common practice in which the word count was used to determine how much paper a book would require. Now, I think, giving out a word count is a good faith benchmark.
Lead-based paint in the United States. Lead-based paint was widely used in the United States, because of its durability. The United States banned the manufacture of lead-based house paint in 1978 due to health concerns. Lead has long been considered to be a harmful environmental pollutant. Cited cases of lead poisoning date back to the early 20th century.
Large quantities of lead, both as the metal and as the dioxide, are used in storage batteries. Lead is also used in cable covering, as ammunition, as electrodes, in solder and as roofing material. The metal is used as shielding from radiation, e.g. in x-ray rooms and nuclear reactors. Lead oxide is also used in the manufacture of fine crystal glass. Historically, lead was used in plumbing. Tetraethyl lead was used as an anti-knock agent in petrol, and as an additive in paints.