An independent consumer advocacy group wants Coca-Cola to reduce the levels of a cancer causing chemical in its flagship brand sold in Kenya...The US-based Centre for Science in the Public Interest (CSPI) says the levels of 4 methylimidizole (4-MI) in Coca-Cola were above acceptable limits in all markets except in the US state of California, where new laws have forced the firm to reduce them. The chemical is believed to cause cancer. According to CSPI, the Coke sold in Kenya had the second highest level of 4-MI in nine countries sampled...But the Coca Cola office in Nairobi said...that its products were safe. “All of our products are safe and comply with regulations in every country where we operate. Regulators throughout the world have approved the use of caramel in our products”...