The Beurk Research e-liquid is a creation of Bertrand Baillot, manufactured in France by FUU. After a multitude of clinical trials of these e-liquids, a range of wonderful e-liquids has emerged: gourmands in their purest state, well-balanced and finely crafted. Discover the strange and delicious world of Beurk Research e-liquids. Made in France. Composition: vegetable glycerin (50%), propylene glycol (50%), flavouring. Available nicotine strength: 3 - 6 - 12 mg/ml.