It's not so much that it's pressure treated as that it is plywood. Plywood will eventually delaminate when the glue dissolves; and that will have to do with how thick the laminates are; especially the one on top. You will also probably get some deterioration along the edges.
Google+4. The debt service coverage ratio (also referred to as the DSCR) is a measurement used by lenders to determine if a business is able to meet its debt servicing obligations through its operating income during a given period of time.
signal-to-noise ratio (S/N or SNR). - In analog and digital communications, signal-to-noise ratio, often written S/N or SNR, is a measure of signal strength relative to background noise. The ratio is usually measured in decibels (dB). (SearchNetworking.com).