Example implementations include a method of degrading a reactant including contacting a nonacidic solution and an anode coupled to a voltage source, contacting an acidic solution including an organic reactant and a cathode coupled to the voltage source, applying a voltage across the cathode and the anode, generating hydroxyl radical in the solution in response to the applying the voltage, and degrading the organic reactant by contact with the hydroxyl radical. Example implementations also include a device for degrading a reactant, including a first fluid chamber including a first stainless steel conductor and configured to contact a nonacidic solution, a second fluid chamber including a second stainless steel conductor and configured to contact an acidic solution, a cation-exchange membrane coupling the first fluid chamber and the second fluid chamber, and a voltage source operatively coupling the first stainless steel conductor and the second stainless steel conductor, and configured to apply a voltage across the first stainless steel conductor and the second stainless steel conductor, to generate hydroxyl radical in the solution in response to the applying the voltage, and to degrade the organic reactant by contact with the hydroxyl radical.

A method for water mineralization is disclosed. At least one mineral that is only sparingly soluble at a pH of 7 but that is highly soluble at pH<3 is introduced into the anolyte zone of an electrolyzer, where the applied voltage creates a low-pH environment. The at least one mineral rapidly dissolves in the acidic anolyte, thereby mineralizing the anolyte. A device for performing the method is also disclosed.

The present invention provides a method for controlling a drinking-water supply device, the method comprising: a first step of connecting a guide pipe of a case separable from a cabinet to form a channel through which water moves from the case to the cabinet; a second step of supplying the cabinet with sterile water electrolyzed by an electrolytic module included in the case; and a third step of supplying the cabinet with water which has not passed through the electrolytic module included in the case, wherein the sterilization water and the water are supplied to the cabinet from the case via the guide pipe in the second step and the third step.

A hydrogen water generator includes a water supply part including a water supply passage including an inlet and an outlet; a water tank coupled to the outlet for receiving and storing water supplied to the inlet; an electrode module coupled to the water tank for generating hydrogen to generate hydrogen water in the water tank; and a water outlet for discharging the hydrogen water stored in the water tank. The water supply passage includes a delayed discharge outlet which is a portion of the water supply passage having a smallest cross-sectional area of a flow path in the water supply passage.

A scrubber, an exhaust gas purification system comprising the scrubber, and an air purification method. The treatment water of the scrubber is plasma electrolytic water. The plasma electrolytic water is obtained after water is electrolyzed. The process of electrolysis is carried out in an electromagnetic water treatment device. The electromagnetic water treatment device comprises a cation exchange film, a water flow passage, at least one positive pole panel, at least one negative pole panel, and a magnetic device.

A carcass cleaning system. Specifically, a system for cleaning an animal carcass using potable water passed through an offline treatment system and the application of this treated water to the surface of the carcass, for example, by running through a bath or by spraying or nebulisation at or onto the surface of the carcass. The invention finds utility in the fields of butchery and slaughtering o animals in the preparation for

An oxidant production apparatus comprises an electrochemical reactant reservoir, an electrolysis compartment, a porous first electrode and a second electrode. The porous first electrode defines a boundary between the reservoir and the electrolysis compartment and is configured to allow an electrochemical reactant to pass from the reservoir, through the first electrode and into the electrolysis compartment. The second electrode disposed at least substantially in the electrolysis compartment and spaced apart from the first electrode. The apparatus is configured to produce an oxidant in an electrochemical reaction when a voltage is applied across the first and second electrodes and a current is passed through the first and second electrodes and an electrolyte disposed in the electrolysis compartment.

To provide an electric cleaning apparatus including a vacuum cleaner that loads an appropriate amount of electrolyzed water and does not reduce convenience in terms of power consumption and lightness. An electric cleaning apparatus includes a vacuum cleaner and a station. The vacuum cleaner comprises: a first reservoir configured to store electrolyzed water; and a first cleaner configured to clean a surface to be cleaned by using the electrolyzed water supplied from the first reservoir. The station comprises: a second reservoir configured to store water; an electrolyzed-water generator that generates the electrolyzed water by electrolyzing the water; and a supply system configured to supply the first reservoir with the electrolyzed water generated with the electrolyzed-water generator when the vacuum cleaner is connected to the station.

An electrolyzed water production device produces electrolyzed water including hypochlorous acid by electrolyzing water including chloride ions, and includes an electrolytic cell through which water passes, and an electrode provided inside the electrolytic cell; and the electrode includes a catalyst layer including iridium oxide, tantalum oxide, and rhodium oxide, in which a proportion of a number of rhodium atoms included in the rhodium oxide to a sum of a number of iridium atoms included in the iridium oxide, a number of tantalum atoms included in the tantalum oxide, and the number of rhodium atoms is not less than 31% and not more than 60%.

A method for desulfurization and dezincification of high-sulfur coal includes the steps of passing tap water into a high oxidation reduction electrocatalytic water equipment to reduce the pH value to 1-2, mixing the pH value 1-2 acid electrocatalytic water thus obtained with the high-sulfur coal, and heating the mixture to let H.sup.+ in the acid electrocatalytic water be reacted with sulfur and nitrogen in the high-sulfur coal to cause generation of hydrogen sulfide gas and ammonia where the volatilization of water vapor effectively removes the sulfur and nitrogen in the high-sulfur coal and the hydrogen sulfide and ammonia gases thus generated are collected.