A massive CO2 tank just blowing off some steam. Man passes by a CO2 tank releasing and bursting out steam on the street
Guy walking through subway station is wearing a glass tank with a plant inside connected to his face mask. Lady stop shim to ask what he is wearing.
I poured soda water in my glass and the lemon seed started accumulating carbon dioxide which caused it to repeatedly float to the top popping the bubbles making it sink and starting the process again.
Guy mixes baking soda and vinegar in the measuring cup. He pours it on the lit green candle and the flame goes out.
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