The sign of radiation is modeled according to GOST 17925-72 size No. 2. It is produced in 2 variants:1 as a keychain2 as name plate.The first option for hanging on a cord.The second is for gluing. Printing is done in 3 colors:First yellow up to a height of 2 mmSecond red at a height of 2 mm to 3 mmThe third is white at a height of 3 mm to 3.4 mm.Also, printing can be done in one color with subsequent painting of the model.The white field on the plate is intended for clarification of information.