Filtering units for water filtering, producing potable water for domestic use; Filters for drinking water; Filters for fluids, namely, for water and area-water solutions; Filters made of fiber for water filtration; Hydrogen-generation equipment and components, namely, hydrogen generators, hydrogen purifiers, hydrogen purification membranes, fuel processors, and steam reformers; Hydrogen generators; Shower head sprayers; Shower heads; Water filtering apparatus; Water filtering units for domest...