The coolest foam fountain we’ve ever shot ever! This is a potassium iodide solution mixed with 35% hydrogen peroxide. The steam coming off is because the reaction gives off heat turning the newly formed water from the H202 into steam. Got this video from our latest YT vid with masoncook #science #sci #scientist #education #edu #educational #chemistry #learning #experiment #educreator #steam #stem #stemeducation #foam