“This Zem car has a pair of carbon filters in the front grille that contributes to cleaning the atmosphere by removing about 4.5lb of Carbon-dioxide per 20,000

“This Zem car has a pair of carbon filters in the front grille that contributes to cleaning the atmosphere by removing about 4.5lb of Carbon-dioxide per 20,000 miles.” It is not clear to me how these filters work but we can see they are not claiming the magic is in solar panels.