To sterilize a sterilization filter unit with heated steam, minimize the heat load on the sterilization filter unit and extend the service life of the sterilization filter unit.

Heated steam is supplied to a sterilization filter unit that sterilizes supplied air, the temperature of the heated steam discharged from the sterilization filter unit is measured at predetermined time intervals, the F value is calculated from the measured temperature, and sterilization of the sterilization filter unit is ended when the F value reaches a target value.

An embodiment provides a method for cleaning a surface, including: encapsulating a cleaning composition in a polymer material to form a compound, wherein the polymer material surrounds the cleaning composition; placing the compound in a location adjacent to the surface, wherein the location adjacent to the surface is a volume separated from an outer volume; dissolving the polymer material at a pH above a target value above the polymer material pH dissolution point, wherein the dissolving releases the cleaning composition; and cleaning the surface using the released cleaning composition. Other aspects are described and claimed.

The present disclosure provides a corona virus killing agent. In particular, the present disclosure provides a corona virus killing agent containing chlorous acid water. In particular, the present disclosure provides a method for killing corona virus, using chlorous acid water. The free chlorine concentration of the chlorous acid water (as Cl=35.45) may be at least 5 ppm or greater in the absence of organic matter. The content of chlorous acid in the chlorous acid water (as HClO.sub.2=68.46) may be at least 200 ppm or greater in the presence of organic matter such as when disinfecting hands/fingers. The corona virus may be SARS corona virus (SARS-CoV), MFRS corona virus (MERS-CoV), or the 2019 novel corona virus (SARS-CoV-2).

A hygienic odor reducing agent in sanitary areas is provided which comprises chlorine, caustic soda, soda ash, chloroform and tide scent. The instant application also discloses an agent comprises 0.5 kilograms of chlorine in powder form and constituting 65% of the solution. In one embodiment, the invention discloses a hygienic odor reducing agent, characterized in that it comprises 0.25 kilograms of caustic soda in powder form, 0.25 kilograms of soda ash, 1 ml of chloroform and 5 ml of tide scent. Further disclosed is a process of preparing the hygienic odor reducing agent in sanitary areas which comprises the steps of pouring 10 liters of water in a container, adding 0.5 kilograms of chlorine, adding 0.25 kilograms of caustic soda, adding 0.25 kilograms of soda ash, adding 1 ml of chloroform, adding 5 ml of tide scent and stirring the whole mixture daily for 3 days.

In one aspect, a system for generating and monitoring an antimicrobial is provided, the system including: a microprocessor and/or a microcontroller; an external communications device; a computational system; an antimicrobial sensor and/or an environmental sensor; and an antimicrobial generator, wherein the external communications device, the computational system, the antimicrobial generator, and the antimicrobial sensor and/or the environmental sensor are operatively connected to the microprocessor and/or the microcontroller. The system may further include a separate sensor sub-system comprising: a sensor sub-system microprocessor and/or a sensor sub-system microcontroller; a sensor sub-system external communications device; a sensor sub-system antimicrobial sensor and/or a sensor sub-system environmental sensor; and a sensor sub-system computational system. The system may further include a separate generation sub-system comprising: a generation sub-system microprocessor and/or a generation sub-system microcontroller; a generation sub-system external communications device; and a generation sub-system antimicrobial generator.

The present disclosure relates to the field of media for use in microbiological applications, and particularly in relation sample collection, transport, preparation, and storage. The disclosed media inactivate pathogenic (e.g., viral or bacterial) samples to allow for safe handling and storage, while simultaneously preserving nucleic acids for assessment.

In one aspect, a system for generating and monitoring an antimicrobial is provided, the system including: a microprocessor and/or a microcontroller; an external communications device; a computational system; an antimicrobial sensor and/or an environmental sensor; and an antimicrobial generator, wherein the external communications device, the computational system, the antimicrobial generator, and the antimicrobial sensor and/or the environmental sensor are operatively connected to the microprocessor and/or the microcontroller. The system may further include a separate sensor sub-system comprising: a sensor sub-system microprocessor and/or a sensor sub-system microcontroller; a sensor sub-system external communications device; a sensor sub-system antimicrobial sensor and/or a sensor sub-system environmental sensor; and a sensor sub-system computational system. The system may further include a separate generation sub-system comprising: a generation sub-system microprocessor and/or a generation sub-system microcontroller; a generation sub-system external communications device; and a generation sub-system antimicrobial generator.

A portable hand dryer may be compact in design and include and rechargeable battery such that the portable hand dryer is easy to carry in a purse, pocket, or bag and may be used to dry hands quickly and with ease. The portable hand dryer may include a rechargeable battery in operable communication with a charging port, at least one fan in operable communication a DC motor, propeller or impeller, and a heating element. The housing may define inlets and outlets constructed and arranged to allow the portable hand dryer to draw air in and output heated air.

Provided is a chlorine dioxide generation device, suitable for long-term storage, discharging a chlorine dioxide-generating mixture that remains at an object of interest when used to thereby stably exhibit the effect of chlorine dioxide. A chlorine dioxide generation device, comprising: a first container containing a first composition comprising a chlorite and fumed silica; a second container containing a second composition comprising an acidic substance and fumed silica; an outer container housing the first container and the second container; a mixing section that mixes the first composition released from the first container and the second composition released from the second container to produce a mixed composition; and a discharging section that discharges the mixed composition produced by mixing in the mixing section.

A gas evacuation device for filtering a gas is provided. The gas evacuation device comprises a gas channel including a gas-channel inlet and a gas-channel outlet, a gas detection main body disposed in the gas channel near the gas-channel inlet for detecting the gas introduced through the gas-channel inlet and generating detection data, a gas guider for guiding the gas, and a driving controller for controlling enablement and disablement of the gas detection main body and the gas guider.