'You exhale this gas first identified by British scientist Joseph Black in the 1750s'
carbon dioxide
INTERNATIONAL YEAR OF CHEMISTRY: You exhale this gas first identified by British scientist Joseph Black in the 1750s
You exhale this gas first identified by British scientist Joseph Black in the 1750s
You exhale this gas first identified by British scientist Joseph Black in the 1750s
INTERNATIONAL YEAR OF CHEMISTRY
carbon dioxide
INTERNATIONAL YEAR OF CHEMISTRY