According to the European standard EN 272, containers of substances dangerous to humans must bear a tactile symbol of danger. Thanks to this type of labels that use an equilateral triangle in relief, even the visually impaired can immediately recognize a product to be handled with care.

Here are some features of the tactile danger labels:

• The raised triangle must be embossed with a thickness ranging from 0.25mm to 0.5mm
• The materials used for this type of labels are: polythene, polyester, polypropylene, PVC
• The ink that draws the triangle is transparent