The tools, from Delta Ergo, were first developed for industrial cleaning and have been adapted for residential use.

Dorchester Prison's education department offers courses such as Catering and industrial cleaning.

At the Missouri laboratory, faculty members and graduate students develop new ways of using fluid jet technology for mining, industrial cleaning and cutting.

Put together, these properties allow a neat approach to industrial cleaning.

It made industrial cleaning and wiping cloths, made from waste textiles.

Programmes on offer include woodwork, motor mechanics, industrial cleaning and light engineering.

Its also finds applications in the industrial cleaning of dairy and brew-house equipment.

Employment activities for inmates include industrial cleaning, engineering, and commercially-run industries workshops.

Its biggest uses are in industrial cleaning for degreasing engineering parts and electronic circuit boards.

Vocational work offered to prisoners includes painting and decorating and industrial cleaning.