[Somehow, the affirmation that Peter trusts him with his spider gear causes a warm feeling to come to being inside Otto's chest. Is that pride? Or something else? He smiles.]

It's certainly possible there's a problem with the viscosity, or the way the chemicals interact with the inside of the webshooter. But let's look at the technical aspects of it first. I can try to take it apart, see if everything's still functioning the way it should.