The pellets are around 1 cm in diameter and can be bagged easily. >This form of dry ice is more suited to small scale use, for example at grocery stores and laboratories. Dry ice is also inexpensive; it costs about US$2 per kilogram. >Dry ice is also used as a convenient source of carbon dioxide.
If your cravings are more protein based then you need to take a look at the information we have here. Aggressive food protein cravings can be caused by a lot of different factors. Mood swings play a vital role in the types of food you crave.
People crave tomatoes for both physiological and psychological reasons. Eating a diet without much variety can result in vitamin and mineral deficiencies, creating cravings for foods like tomatoes that are rich in those nutrients. Sometimes foods can become associated with emotions, causing a craving for certain foods when those emotions are experienced.