A tsunami is not just seawater. It picks up a huge amount of debris which gives it added destructive power. People don't die just from drowning, many are killed by being hit by debris and heavy objects in the surging torrent. A retreating tsunami wave can cause as much damage as the initial forward surge.
In computing, a printer is a peripheral device which makes a persistent human-readable representation of graphics or text on paper. The first computer printer design was a mechanically driven apparatus by Charles Babbage for his difference engine in the 19th century; his mechanical printer design was not built until 2000. The first electronic printer was the EP-101, invented by Japanese company Epson and released in 1968. The first commercial printers generally used mechanisms from electric type
Letter Size Printer Paper. The most standard of all printer paper sizes is 8.5 x 11 paper. At 210 mm x 297 mm, A4 is the closest and most comparable of printer paper sizes outside of North America.) Letter size paper is the size of printer and copier paper reams you will find as the default paper in almost every printer and copier.