Plug Power (NASDAQ:PLUG) recently reported that it reached maximum nameplate capacity at its plants in Georgia and Tennessee. However, that may not be entirely positive. This means that the hydrogen fuel cell company is producing 25 tonnes of liquid hydrogen every day. While demand for Plug’s main product is clearly robust, the market isn’t reacting well to this news. Indeed, PLUG stock is down today, even after the company announced new partnerships with clients in both Europe and the United States. This s ...