KY jelly
More likely just water or oil
Mortar
wet sand
A mixture of sand, lime, and water, used as a lubricant to help move stones, is mortar. Mortar. slick. Mortar.
You would not add sand to a mixture intended as a lubricant.
mortar
Mainly because they needed the river for transport and water to sustain them.
its stuff
Such a mixture is known as mortar
The early Egyptians used inclined planes to move heavy stones for the pyramids.
Pyramids were tombs fo Pharos. They were built so that the Pharo's spirit could move on to the afterlife.
mortar
Mortar. Although mortar that dries whilst packing around stonework will adhere the stones to form a structure.