Albany, N.Y. — 1,4-dioxane is a heterocyclic organic compound. It is a colorless liquid with a faint sweet odor similar to that of diethyl ether . (Shutterstock)" data-caption-pos="bottom"> Gov. Andrew Cuomo signed legislation today to help prevent the emerging contaminant 1,4-dioxane from contaminating New York's water systems. The new law prohibits the sale of household cleaning products containing