Bibcode:1972JPet...13..457C
This is quite different from natural tooth enamel, which while it can also stain has a harder, denser surface structure
9.10 Removal of Names from Mailing Lists (39 USC 3001(L)) 9.10.1 Lists In general, any person who uses the mails for any mailing falling under 9.2, 9.6, 9.7, and 9.8 shall adopt reasonable practices or procedures to prevent the mailing of such matter to any person who, personally or through their legal representative, submits a written request that no such matter shall be mailed to that person
This move goes beyond revenue generation
Tobacco Rule Gaston County Board of Health & Human Services Tobacco Rule A rule to Prohibit the Use of Tobacco and Tobacco Products on Gaston County Government Grounds, Buildings, Parks and Vehicles and Indoor Public Places was adopted by our Board on April 4, 2019 and was approved unanimously by the Board of Commissioners on May 28, 2019 at their regular meeting