Airconditioner . Who :Willis Haviland Carrier What : for cooling of indoor air for thermal comfort; can refer to any form of cooling, heating, ventilation, or disinfection that modifies the condition of air. Where : Buffalo, New York When : 1902
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What: for cooling of indoor air for thermal comfort; can refer to any form of cooling, heating, ventilation, or disinfection that modifies the condition of air.
Where: Buffalo, New York
Why: His design cool the air and regulate humidity as well.
How: it helps stabilize the air temperature and humidity within an area.
Who: Paul Gottlieb Nipkow
What: a telecommunication medium for transmitting and receiving moving images that can be monochromatic (shades of grey) or multicolored. Images are usually accompanied by sound. "Television" may also refer specifically to a television set, television programming, television transmission.
Why: source of entertainment
How: controlled by a remote or by its buttons
Who: Yoshitada Minami
What: is a container or kitchen appliance for cooking rice.
Why: Cooking rice has traditionally been a process which required attention to ensure the rice was cooked properly. Once the rice cooker is set to cook, the rice will be cooked with no further attention.
How: Although the rice cooker does not necessarily speed up the cooking process, with an electric rice cooker the cook's involvement in cooking rice is reduced to simply measuring the rice, preparing the rice properly and using the correct amount of water.
Who: Dr. Percy Lebaron Spencer
What: used in households and in industry and commerce
Where: Waltham, Massachusetts
Why: much more efficient at heating food than conventional ovens and therefore use less energy.
How: Refrigeration, process of lowering the temperature and maintaining it in a given space for the purpose of chilling foods, preserving certain substances, or providing an atmosphere conducive to bodily comfort..
Who: Guglielmo Marconi
What: Radio is the transmission of signals through free space by modulation of electromagnetic waves with frequencies below those of visible light
Why: radio waves of different lengths are employed for different purposes and are usually identified by their frequency.
How: Buttons re used to look for a desired station