"Chemical pollution" refers to the presence of harmful chemicals in the environment, such as toxins or pollutants, that can have negative effects on living organisms and ecosystems. Full definition
Photos of the frogs caught the attention of journalists, who blamed chemical pollution. (newscientist.com)
The company is a world leader in the design and manufacture of oil and chemical pollution control systems. (mooreblatch.com)
They designed an intelligent sensor system that can detect very small quantities of chemical pollution that might come from oil leaks and other contaminants. (treehugger.com)