The tank of a wall-mounted toilet is inside the wall behind it, so it uses the depth of the wall to reduce how far it protrudes into the room. For the carrier system inside the wall, you can get one that either fits into a wall with 2-by-6-inch studs or one that recesses into a wall with standard 2-by-4 studs. This is an example of a contemporary bathroom in New York.
Payment Card Industry Data Security Standard. The Payment Card Industry Data Security Standard (PCI DSS) is a proprietary information security standard for organizations that handle branded credit cards from the major card schemes including Visa, MasterCard, American Express, Discover, and JCB.
Techopedia explains Payment Card Industry Data Security Standard (PCI DSS) The payment card industry data security standard is managed by the payment card industry standards council. Validation of the compliance by the organizations is done through a periodic network scan as well through annual security audit.