Bombear

v. pump; shell, bombard, barrage with explosives; pad, cushion; inflate; (Southern Cone) sabotage; (Andean) reconnoitre, scout an enemy's territory in order to gather useful information; (Central America) steal

v. pump; curve; bomb, cannonade

= pump.
Ex: All air entering the building should be pumped through tanks of water to remove pollutants.

Pump