. . . "rom 1 N.s to 20 N.s, in particular greater than or equal to 2 N.s, especially ranging from 2 N.s to 10 N.s and in particular ranging from 2 N.s to 5 N.s.The tack of the wax is determined by measuring the change in force (compression force or stretching force) as a function of time, at 20?? C., using the texturometer sold under the name TA-TX2i?? by the company Rheo, equipped with a conical acrylic" .