1993 nuclear waste warning message

###"1993 report from Sandia National Laboratories aimed to communicate a series of messages non-linguistically to any future visitors to a waste site. It gave the following wording as an example of what those messages should evoke"

Whether you need to dispose of some uranium bars or just need a funny sign on your bathroom door, this warning's here to help.

Designed to be printed with 2 colors, change the color at about 1cm height or the text to be clearly readable

It's not very good, since I made it in 10 minutes in Tinkrecad just for the hell of it.