Translate

Tuesday, December 17, 2013

Heavy Air Pollution Flag

The Heavy Air Pollution flag uses the colours red, black, and yellow.  Black and yellow are natural intuitive signs for caution and danger as they can be found on bees and snakes in this manner. Red conveys a sense of urgency and danger as well.


--------------
Photo Credit: http://yewbiotech.com/blog/air-pollution/

No comments:

Post a Comment