Solution to Krypton 80

Today's clue:
Recycled paper is dead and can't be seen anymore (11)

Its solution: DISAPPEARED (anagram of  "paper is dead")

Cooked up the anagram while staring at this book:

Solved by the following 29 persons:
 1) 6:14:33     S.Parthasarathy
 2) 6:14:52     Kesavan
 3) 6:15:55     Ravi Subramanian
 4) 6:22:28     Lakshmi Shankar
 5) 6:27:48     Nanganallur Chittanandam
 6) 6:30:01     Senthil
 7) 6:30:16     Muthusubramanyam
 8) 6:37:24     S.R.BALASUBRAMANIAN
 9) 6:53:16     ravi sundaram
 10) 6:55:34    Hari Balakrishnan
 11) 7:02:52    Ramarao
 12) 7:04:25    Siddhan Subramanian
 13) 7:06:51    S P Suresh
 14) 7:17:16    Govindarajan
 15) 7:33:02    Raja Rangarajan
 16) 7:33:12    Meenakshi Ganapathi
 17) 7:42:55    Bhuvana Sivaraman
 18) 7:46:41    KB
 19) 7:53:25    ThirukumaranThangaraj
 20) 8:11:09    Dhayanandan Bhaskar
 21) 9:00:46    R.Narayanan
 22) 13:10:51   M.K.RAGHAVAN.
 23) 15:04:59   Lakshmi V
 24) 15:27:59   M K Bharathi
 25) 16:30:44   Ambika
 26) 16:37:46   Ramani Balakrishnan
 27) 17:33:54   Enigmatist
 28) 19:43:07   Sundar Vedantham
 29) 20:23:32   NATHAN NT