Test methods are described for all types of chairs, easy chairs and stools except reclining or tilted chairs in the reclined or tilted position and chairs for specific fields of use. Assessment of ageing and degradation and tests for stuffing materials, upholstery fabrics or foam cushions are not included. The tests are designed to be applied to articles that are fully assembled and ready for use. Forces and dimensions therein are applicable to chairs and stools intended for adult persons.