The current coffee is a drink that is very popular drink, because humans have several properties, the properties include: firstly, the smell and taste of the coffee is unique, but the smell and taste of the coffee, the coffee has a features the second is organic compound type alkaloids at Vittoria.Than กาเฟอีน (Caffeine), which affects the nervous system and muscular system of the human being. Make coffee drinkers awake. The popular drink is not drowsy, making many people especially those in the working age. Characteristics of coffee products, divided into three categories: 1. ground coffee 2. ready-made powder coffee. 3. ready-to-drink coffee, but consumers are still not aware of the dangers that may be obtained from drinking coffee regularly, because the current safety data are also not enough coffee. Hazardous substances and hidden. Toxic chemicals called o Krakow thok Xin ACE (Ochratoxin A) substances produced by fungi. This substance is often found in corn grains are contaminated oats, nuts, dried beans, barley. Cocoa beans, coffee beans, dried fruits and Antoine young Asian (Ochratoxin A) silicone textile as toxins created by the fungus Aspergillus and Penicilium family, some species are toxic to cause diseases of the kidneys, both in human. 44. young Asian to contaminate some SIM after harvest the coffee beans in dry process. Which stage of production include the heat and roasting. Unable to destroy the kraken af Tok SIM surrounded. Such issues made possible through research, find a way to get rid of the fungus. 44. young Asian (Ochratoxin A) silicone textile, which found that fungi are Ochratoxin endurance to heat to 250 degrees Celsius. Therefore, opt to use some principles to generate heat by use of electromagnetic waves in radio-frequency level. Drop over to heat up objects from within the object, which will be called the principle mentioned is "the use of radio frequencies.