a dispenser for powdered , granular , pellet , briquette or tablet - like material is provided . the dispenser includes a dispenser head through which the material dissolved in water can be dispensed . a spray device is provided at the head to spray water onto the material provided in the dispenser head . a suspension device is provided to suspend a bag containing the material above the dispenser head . the bag in its suspended orientation has a fastener along the bottom end which closes the bottom end of the bag . the fastener is not , however , releasable until after the bag is mounted in the dispenser . then the fastener is releasable to allow the contents thereof to fall by gravity onto the dispenser head . the dispenser provides a system , which normally avoids contact of the toxic contents of the bag with the user . at the same time , the only waste is in the form of a bag which may be made of recyclable plastic , hence minimizing waste associated with the system .