ND 4, 4 bottle (effect last for 15mins)
ND 8, 8 bottle (effect last for 5 mins)
ND X, continuous drinking...
Gradual ND 2
drink 2 bottle of correction fluid then with 2 bottle of ink...
*so on & so forth...
** depends on orientation, can try ink 1st then correction fluid.
Logging Off. "You have 2,631 messages stored, of a total 400 allowed." don't PM me.
Anyways your gradual ND is wrong, you start with pure ink first, then immediately must shove correction fluid, and increase correction fluid input while decreasing ink input.. =)
Of course for graduated blue/red/orange/sunset, etc.. Use different colour ink! <3