The forming of a tub; also, collectively, materials for tubs.
2.
A lining of timber or metal around the shaft of a mine; especially, a series of cast-iron cylinders bolted together, used to enable those who sink a shaft to penetrate quicksand, water, etc., with safety.
... knocking came she was dreaming blissfully of baths with Harriett—the dissipated baths of the last six months between tea and dinner with a theatre or a dance ahead. Harriett, her hair strained tightly into a white crocheted net, her snub face shining through the thick steam, tubbing and jesting at the wide end of the huge porcelain bath, herself at the narrow end commanding the taps under the steam-dimmed beams of the red-globed gasjets... sponge-fights... and those wonderful ... — Pointed Roofs - Pilgrimage, Volume 1 • Dorothy Richardson