Natural cleaning power for shower shower screen bathroom tiles and more 14 dioxane and ethylene oxide may be found as legally tolerated contaminants in household this attitude product does not contain these by products listed as carcinogenic to humans by the international agency for research on cancer group 1 or 2 certified eco friendly carcinogen 1 4 dioxaneethylene oxide free tested by independent laboratory co2 neutral not tested on animals septic tank safe vegan pro