The 4th Issue of the වස විස විමසුම (The Chemical Watch) Magazine, published by the Centre for Environmental Justice together with the Environment Committee (EC) of Sri Lanka Association for the Advancement of Science (SLAAS), compiles the studies around agrochemicals. In this issue, the scientists talk about Highly Hazardous Pesticides (HHPs), alternatives, the science behind traditional practices, the importance of label information to reduce the negative impacts of agrochemicals, and many more valuable findings. ISSN 3030-7325 [9 773030 732005]