The grout, which he mentions as " coming over to us in Holland ships," about which he desires information, was probably the same as shelled barley; and mills for manufacturing it were introduced into Scotland from Holland towards the beginning of the 18th century.
Wipe tiles with a damp cloth or sponge to remove excess grout.
For crack width between 1.0 - 3.0 mm cement grout can be injected instead of epoxy resins.
Dry mines are filled by drilling down through the roof and pumping in liquid grout and allowing it to set.
Down these holes cement grout was injected under high pressure on the system of Mr Kinipple.