Permanent paper will last for several hundred years without significant deterioration. With a pH level of 7.5 or above, permanent paper grades are groundwood free with additional strength and performance properties that guarantee its use and retention for a maximum period of time. How does the acid get in the paper? The art of papermaking dates back several thousand years to around 3,000 BC, when paper was originally made from papyrus. Through the centuries and in different regions of the world, materials such as sheepskin, bamboo, silk, hemp and more recently, cotton rags took the place of papyrus.
[Warning: This story contains spoilers from Wednesday's Arrow, Eleven-Fifty-Nine.] Laurel Lance's (Katie Cassidy) death on Arrow may be controversial when it comes to the comic book source material, but her portrayer understands why Black Canary ended up in the flash-forward grave on The CW series.
Ziva David is a fictional character from the CBS television series NCIS, portrayed by Chilean-born American actress Cote de Pablo. Ziva first appeared in the season 3 premiere episode, Kill Ari , and became a regular cast member from the episode Silver War. She replaced Caitlin Kate Todd, who was killed at the hands of Ziva's half-brother, Ari Haswari, in the season 2 finale. Following the onscreen death of the character's father in season 10, Gabi Coccio recurrently portrayed a young Ziva