Find three environmental health warnings of the type discussed in the lectures/slides/chapters in your immediate environs — your home, your building, anywhere in your neighborhood.

Note: These signs will look like the things for sale on this site: https://www.safetysign.com/safety-signs

Name the law or regulation that mandates such warnings, indicate if the law or regulation a local, state, or federal, and the date it was first mandated.

Hint: A reference to the law or regulation is often printed in a small font somewhere on the sign, but not always.

Briefly explain the health problem the law or regulation is trying to prevent or mitigate.