Oxygen indicator The product is used widely, it can be used in following products: Preventing pastry food, such as mooncake, cake, pie and so on and all kinds of fried food or rich fat food from moulding, lipin and tartness and keep the intrinsic lustre and flavor. Preventing dried fruits, such as melon seeds, peanut, walnut, pine nut, Chinese date and almond from lipin, tartness and aroma loss. Preventing tea, Chinese date, tobacco, Chinese medicinal materials, dried vegetable and crops from moulding, aging and eating by moth. Preventing sausage, preserved ham, ham, dried meat floss and beef jerky from greesing and tartness. Preventing cultural relic, documents, leather, feather from moulding and eating by moth and keeping electrical apparatus, meters from rust and oxidation. Method of Usage Put a small bag of deoxidiser with furniture in a packaging bag, and seal it. Method of Preservation The product put in cool and dry place, can be kept more than one year