All the food manufacturing companies are involved in providing the consumers the best quality food with the perfect taste.  However, the food which is been packed is taken care so that its taste or quality gets disturbed before it reaches the consumer.  But, once the packing is opened then what happens to the safety of the product from the atmospheric microbes or air?  What can be done to protect or reserve the taste of the product till its last bite?  How can be the large volume of the prod...