Sono-Tek is exhibiting at the Hannover Messes H2 & FC Fair, April 8-12 in Hannover, Germany Booth E65/2. Where does Sono-Tek fit into the Fuel Cell Manufacturing market? In coating technology, of course. Carbon catalyst inks deposited onto Proton Exchange Membranes such as Nafion are most effective when the catalyst is deposited uniformly across the…