우쉬 병
An experiment that leave only alcohol vapor in a big empty bottle, bring a flame to the mouth, and a “whoosh” of fire drops inside.
Advanced experiment involving open flames or corrosive substances. Must be conducted under 1-on-1 teacher supervision with full protective gear.
Designed in 4 standardized teaching steps from warm-up to conclusion.
알코올 넣기
냄새만 남기기
불 가까이 대보기
소리와 불꽃 보기
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