Technician A says that carburetor cleaner is one of the most common cold soak agents used in an engine reconditioning shop. Technician B says that a hydroseal is a layer of water on top of the solvent to prevent evaporation. Which technician is correct?
◦ Technician A only
◦ Technician B only
◦ Both technicians A and B
◦ Neither technician A nor B