BBT BIO RERESHMENT CHIPS The primary ingredients of BBT BIO Refreshment chips are garlic essence, grape seed oil, citronella, sunflower oil, pepper etc. These natural extracts area blended, and the vapour are compressed into piece of food-grade laminated chip via nanotechnology. These natural plant extracts pose no hazard or harm to the human body. BBT BIO refreshment chip can extend the shelf life of food by 3 to 5 times, effectively avoid the generation of oil odour. It is suitable for all kinds of cooked, marinated, fried, and conditioned foods containing water, soup or fat.