You can fill the party syringes two ways: Put the tip of the clean syringe into the bowl of jello before it sets and draw the plunger back ... it won’t be super hard to squirt the shot into ...

Any self-respecting hacker knows the answer, and when presented with an opportunity to equip his lab with a new DIY syringe pump for ... and a captive nut in the plunger holders, and an Arduino ...