Instructions STEP 1: Fill the empty 2-liter bottle halfway with the vinegar. Describe and classify the vinegar by its observable properties. STEP 2: Fill the balloon with baking soda.

If you’ve already got a compressor and some empty 2-liter bottles you might also pick up some extra PVC to make this pressurized water cannon.

PepsiCo's line of chubby plastic 2-liter bottles are getting a slimmer redesign — the first in about three decades. Posted 7:04 a.m. Nov 16, 2020 - Updated 7:15 a.m. Nov 16, 2020 By Jordan Valinsky ...