Do not use liquids other than water. Make sure the lid is closed before using. When moving the handle,it may be damaged if it is rotated beyond the stopper. / (Never turn it from directly above to the other side.)Do not use a scrub brush or polishing powder. Immediately discontinue use if the product becomes deformed or damaged. Keep away from fire and other sources of heat. Do not use this product for purposes other than its originally intended purpose.