12) Continue from Question 11, After grinding up to the lump, someone told JJ to add a sintering aid and deflocculant to the ceramic before trying to press it into cylinders 10 inch by 0.25 inch in diameter. Do you have any suggestions for JJ? JJ needs this size ceramic rod for experiments. (10 points)

(Question 11 refers to: JJ Techie calcined some ceramic powders at 1600C for 12 hrs, when removed from the furnace, JJ was upset to find a big hard lump.)