A sewer stack is PVC pipe that allows sewage and grey water to run from the home to a sewer line or septic tank. It is the cut to that leaking pipe that Simon alleges caused the mould.
Aadhaar PVC smart card can be ordered online on the UIDAI portal. Aadhaar PVC card comes with a photograph, QR Code, and hologram. As we know that the normal Aadhaar card is issued in paper format.