The distance is 20 feet. The PCA's must be stored and transported horizontal until soldered. I asked how they clean their floor and the answer was a mild detergent. They do not apply any treatment. Canada Answer Static charges are a real problem in the printing industry.
Paper picks up a charge when run through the press.
When the same paper is rerun through the press, it has enough charge in the paper to make it try to stick together creating a real feed problem.