When they get in bad condition, they can be cleaned readily after a preliminary soaking in a strong solution of potash.

The same treatment may be given to brushes, but if they are left soaking too long in the solution, the bristles will be eaten off.
[Illustration: Fig.245.

Brush-keeper.] EQUIPMENT AND CARE OF THE SHOP REFERENCES:[*] Murray, _Year Book_ 1906, p.

69.
Bailey, _M.

T.Mag._, 9: 138.