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FRONT: Breathe everything will be okay. BACK: FACT: The primary function of the lungs is to transport oxygen from the air you breathe into your blood stream, while taking away carbon-dioxide, which is released into the air when you breathe out. Blank Inside Card size: 5x7 Color of envelope will vary!
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🇺🇸 Ship from USA · On Agora since 2025
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