Mercury Toxicity Mercury Toxicity: A Growing Environmental Health Concern Mercury is an extremely toxic heavy metal that is increasingly impacting the health of millions of people worldwide. Exposure to mercury can occur through multiple everyday sources, including the air we breathe, the food we eat, and certain medical or environmental exposures . One of the most common sources of mercury exposure is consuming large predatory fish  such as tuna, shark, and swordfish. Becaus

Stanley Cups Do Stanley Tumblers Contain Lead? Stanley tumblers—one of the most viral water bottles on social media—have recently stirred controversy after the company confirmed that lead is used in a component of the manufacturing process . According to a statement from Stanley, the vacuum insulation seal located at the base of the tumbler contains a small amount of lead . This sealing material helps maintain the insulation that keeps drinks hot or cold for extended periods.