Rubber sap (5)
I believe the answer is:
latex
(Other definitions for latex that I've seen before include "white stuff" , "synthetic rubber" , "Whitish milky fluid" , "Milky substance produced by some trees" , "Milky source of rubber" .)
I believe the answer is:
latex
(Other definitions for latex that I've seen before include "white stuff" , "synthetic rubber" , "Whitish milky fluid" , "Milky substance produced by some trees" , "Milky source of rubber" .)