The Caution Triangle and the Crossed-Out Hand: Reading ‘Not Friendly Do Not Touch’ as a Boundary Diagram
The shirt prints three elements in sequence: the words NOT FRIENDLY, a yellow caution triangle, and DO NOT TOUCH set beside a crossed-out hand symbol. The lettering is warning-sign typography — condensed, uppercase, built to be read at a glance from across a room. The triangle is the standard hazard shape, yellow field, dark border. The hand is a flat pictogram with a diagonal slash through it. Nothing about the composition is decorative. It is a sign, and it is doing what signs do: compressing a rule into a shape you can parse without reading. What interests me is the order. The words come first, then the symbol. Most industrial signage runs the other way — pictogram first, text as backup for anyone who needs the caption. Here the text…