California's Proposition 65, also known as the Safe Drinking Water and Toxic Enforcement Act of 1986, requires businesses to provide warning to California consumers if they may be exposed to chemicals known or suspected to cause cancer, birth defects, or reproductive harm. As of August 2018, California has listed more than 900 chemicals subject to Prop 65 regulations, which can be found in many common household products, food, drugs, dyes, or solvents. For more information about these chemical and products, please visit the CA OEHHA website
Before using any Smooth-On material, we recommend that you read and understand the technical bulletin and Safety Data Sheet for the product you are using. Find the technical bulletin and SDS for any Smooth-On product here.
Generally, it is incumbent on you to decide acceptable risks and the safety precautions you choose to heed. Smooth-On is committed to providing you the information necessary to make informed decisions. Read our article FAQ: Are these materials safe to use? Or contact our technical support team with any questions.