`{:("Carbon monoxide",, "Carbon dioxide"),("Industrial" : 2C(s) + O_(2)(g) overset("Limited")underset("air")rarr2CO(g),,,C(s)+O_(2)(g)overset("Excess")underset("air")rarrCO_(2)(g)),("Laboratory": underset("Formic acid")(HCOOH)overset(H_(2)SO_(4))rarrCO+H_(2)O,,,CaCO_(3)(s)+HCl(aq) rarr CaCl_(2)(aq) + CO_(2)(g) + H_(2)O(l)) :}`