Isobutane, propane and butane don't destroy the earth's ozone shield, but studies of animals find that they are toxic to the heart and central nervous system. VOC's contribute to global warming and can contaminate ground and surface waters.
Detergents cause more child poisonings than any other household product.
Automatic dishwashing powder contains harsh detergents with high concentrations of phosphates. Released into streams and storm drains, phosphates kill fish and other aquatic life. Add additional borax for harder water, or choose a low-phosphate detergent and dilute with baking soda. The lye, hydrochloric acid and sulfuric acids found in drain cleaners can burn human tissue, causing permanent damage. If not used precisely according to instructions, some products can explode.