The invention requires three chemicals CO2, {HEAD ~ Ca2}, and {TAIL ~ sodium chloride NaCl} to produce NaHCO3 
The invention requires three chemicals CO2 , { HEAD ~ Ca2 } , and { TAIL ~ sodium chloride NaCl } to produce NaHCO3
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH