An item of equipment includes at least one worktop formed of at least one substrate made of monolithic glass material with a surface area of greater than 0.7 m.sup.2. The substrate exhibits a luminosity L* of less than 10, a haze of less than 30% and a light transmission T.sub.L of less than 10%. The item of equipment also includes at least one heating element and at least one interface for communication with at least one element of the worktop and/or with at least one external element for wireless communication. The item of equipment is devoid of light source(s).

An item of equipment includes at least one worktop formed of at least one substrate made of monolithic glass material with a surface area of greater than 0.7 m.sup.2. The substrate exhibits a luminosity L* of less than 10, a haze of less than 30% and a light transmission T.sub.L of less than 10%. The item of equipment also includes at least one heating element and at least one interface for communication with at least one element of the worktop and/or with at least one external element for wireless communication. The item of equipment is devoid of light source(s).

An item of equipment includes at least one worktop formed of at least one substrate made of transparent monolithic glass material with a surface area of greater than 0.7 m.sup.2. The substrate exhibits a light transmission T.sub.L of greater than 10% and an opacity indicator of between 5 and 90. The substrate is predominantly or completely bare or provided with coating(s). The item of equipment also includes at least one light source to materialize one or more zones or one or more elements or displays of the substrate. The item of equipment also includes at least one interface for communication with at least one element of the worktop and/or with at least one external element for wireless communication. The item of equipment is being devoid of heating elements.

An item of equipment includes at least one worktop formed of at least one substrate made of transparent monolithic glass material with a surface area of greater than 0.7 m.sup.2. The substrate exhibits a light transmission T.sub.L of greater than 10% and an opacity indicator of between 5 and 90. The substrate is predominantly or completely bare or provided with coating(s). The item of equipment also includes at least one light source to materialize one or more zones or one or more elements or displays of the substrate. The item of equipment also includes at least one interface for communication with at least one element of the worktop and/or with at least one external element for wireless communication. The item of equipment is being devoid of heating elements.

An item of equipment includes a worktop formed of at least one substrate made of transparent monolithic glass material with a surface area of greater than 0.7 m.sup.2, provided with a coating to exhibit a haze of greater than 15%, a light transmission T.sub.L of less than 80% and an opacity indicator of greater than 50. The item of equipment also includes at least one light source to materialize one or more zones or one or more elements or displays of the substrate. The light source occurs straight above the substrate, for a display by projection, or under the substrate, for a display by transmission through the substrate. The item of equipment also includes at least one interface for communication with at least one element of the worktop and/or with at least one external element for wireless communication. The item of equipment is devoid of heating element(s).

An item of equipment includes a worktop formed of at least one substrate made of transparent monolithic glass material with a surface area of greater than 0.7 m.sup.2, provided with a coating to exhibit a haze of greater than 15%, a light transmission T.sub.L of less than 80% and an opacity indicator of greater than 50. The item of equipment also includes at least one light source to materialize one or more zones or one or more elements or displays of the substrate. The light source occurs straight above the substrate, for a display by projection, or under the substrate, for a display by transmission through the substrate. The item of equipment also includes at least one interface for communication with at least one element of the worktop and/or with at least one external element for wireless communication. The item of equipment is devoid of heating element(s).

An appliance includes at least one worktop formed from at least one substrate made of a monolithic glazing material and of area larger than 0.7 m.sup.2. The substrate has a luminosity L* lower than 10, a haze lower than 30% and a light transmission T.sub.L lower than 10%. The appliance also includes at least one light source to materialize one or more zones or one or more elements or displays of the substrate, the at least one light source being located under the substrate and being hidden thereby when the at least one light source is turned off. The appliance also includes at least one interface for communicating with at least one element of the worktop and/or wirelessly with at least one external element. The appliance does not include any heating elements.

An appliance includes at least one worktop formed from at least one substrate made of a monolithic glazing material and of area larger than 0.7 m.sup.2. The substrate has a luminosity L* lower than 10, a haze lower than 30% and a light transmission T.sub.L lower than 10%. The appliance also includes at least one light source to materialize one or more zones or one or more elements or displays of the substrate, the at least one light source being located under the substrate and being hidden thereby when the at least one light source is turned off. The appliance also includes at least one interface for communicating with at least one element of the worktop and/or wirelessly with at least one external element. The appliance does not include any heating elements.

A height-adjustable desk has a base, having a support, a middle portion of a rear side of the support having a column disposed thereon and being upright, a front side of the column having a plurality of slots, the slots being spaced along the column. The desk has a shelf, having a frame, an upper desk top and a lower desk top, the frame disposed on and moveably surrounding the column, the frame having an insert corresponding to the slots, the insert configured to be inserted into one of the slots, the upper desk top located at the frame, the lower desk top located at the frame lower than the upper desk top.

A table that can be divided into separate sections, each section capable of being hung on a wall as a picture frame. When the sections are combined a table is defined that can be folded along a partition. The table further includes retractable, telescopic legs. A plurality of clamp members are used to hold a backing member in place, which provides support for a graphic mounted within the table top assembly.