Coffee Roasting emits co2 so a preservation method needed it.The optimal shelf life is about 2 weeks and ground coffee about 15 additional minutes. Coffee beans are used in vacuum packing cans or vacuum sealed in foil bags with pressure-relief valves on designer purses. Roasted whole coffee beans can consider fresh a maximum of one month if kept cool. Freezing and refrigeration retards the staling processes. When coffee is ground, it is better to be used immediately. You could add detail for your own flowers by poking an opening in the core of the coffee filters and pushing the wire through instead of wrapping which it. Glue beads onto the end of the wire to the benefit. You can also change design and style of flower you make by cutting the coffee filters into unique forms and sizes. jagody goji sklep