Plants use carbon dioxide to make their own food
Izitshalo zisebenzisa isikhutha ukwenza ukudla kwazo
We breathe in air that is full of oxygen and we breathe out air that is full of carbon dioxide
Sihogela umoya ogcwele i-oksijini bese sikhipha ngaphandle umoya ogcwele isikhutha
a colourless gas we breathe out, which is present in the air, used by plants during photosynthesis and used by us in fizzy drinks, fridges, fire extinguishers, etc.