So, if I drink too much beer I may go lick a lead pipe, does the beer need to warn me it may expose me to hazzardous substances?

Has anyone in the state ever NOT bought a product because of the label?  EVERYTHING has a label that says you're gonna die.  No manufacturer is going to take everything out of their product so they don't have to label it like everyone else.  So, zero benefit.  However, the environmental impact from the tons of paper printed and put in packages to be dumped in landfills does have an impact