Jī-sng-hoà thoàⁿ-sò͘

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Carbon-dioxide-2D-dimensions.svg

Jī-sng-hoà thoàⁿ-sò͘ (CO2), sī 2-ê sng-sò͘ kiat 1-ê thoàⁿ-sò͘ só͘ sêng ê hoà-ha̍p-bu̍t.