Latest NDA Aptitude Question SOLUTION: Deionised water is produced by
(A) Calgon process (B) ion-exchange resin process
(C) Clark's process (D) Permuit process
There is something I don't understand about algebra: It has been around for thousands of years, yet no one has ever found out what the value of "x" or "y" really is.
Richard van der Merwe
"Die hard fro your name, your name should be enough to recognise you"