Wood chips specially designed for use with Polyscience Smoking Gun HEA307. Chemical free and ground to a consistency that gently smoulders when ignited, so a little goes a long way. These smoking chips can also be used on a barbeque to add flavour, simply sprinkle on coals just before cooking the food or near the end of cooking time. Maplewwod is a mild sweetish flavour . great for pork, poultry, small game birds, vegetables and cheese.