Viscosity 5 September 2021 This is a scientific description of the consistency of a product. A high viscosity describes a thick product. A low viscosity describes a thinner (or more runny) consistency. It is very relevant to the description in UV gels. Related Articles: Cyanoacrylate: Understanding Its Dual Role as Glue and Gel in Nail ProductsUnderstanding Flash Cure Lamps and Touchable GelUnderstanding and Properly Using Builder GelsCan Nail Oils Really Help Nails Grow Faster?The Art and Science of Evaluating Nail Polish Brands