What effects do you give the Abominable Gob Lobber?

A SCUM in the party got the Abominable Gob Lobber ability, and I'm wondering what sorts of effects you impose on the target and the slightly onlookers?

ABOMINABLE GOB LOBBER

Your phlegm is viscous,lumpy, vile and ballistically accurate at short range. You can spit d2 times during a fight. Roll a dr8 Presence test for accuracy.

Targets are blinded, retching and vomiting for d4 rounds. Anyone witnessing this — friend and foe — must make a Toughness test to not also vomit. pcs test dr10 and enemies dr12.