At high temperatures used to prepare glass, the material is a viscous liquid.
Also, the wall material wasn't solid, but a very viscous liquid.
For the working point in glass processing, see viscous liquid.
In the 1980s he started to study growth processes and the dynamics of viscous liquids.
The cold, viscous liquid came up to his waist when he sat on the bottom.
The fur and brush had been soaked in a black viscous liquid.
With viscous liquids, sometimes I do it two or three times.
Pools of viscous liquid started to spread across the floor.
The dark, viscous liquid that could only be blood.
The surface where he lay felt slippery with viscous liquid.