Slurry treatment units for stabilizing and sanitizing slurry; Aquarium heaters; Nitrogen coffee machines, electric; Alternative energy generation power plants; Water purifying apparatus and machines; Reading light apparatus that attaches to a pair of reading glasses; Stills not for scientific purposes; Electric hot plates; Dish disinfectant apparatus for industrial purposes; Humidity control device, namely, a portable container containing a moisture-sensitive silica co-polymer that absorbs or...