CATEGORY CATALOGUE
Every category belongs to a family. Comparisons are built inside a family so that both sides share the same set of properties.
Technology
Gas cooktopsHeat comes from an open burner fed with natural or liquefied petroleum gas.
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Technology
Incandescent bulbsIncandescent bulbs produce light by thermal radiation.
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Technology
Induction cooktopsAn induction cooktop generates heat through electromagnetic induction.
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Technology
LED bulbsLight comes from a semiconductor diode by electroluminescence, with no glowing filament.
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Technology
Mechanical keyboardsMechanical keyboards register each keystroke through an individual spring-loaded switch beneath every key.
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Technology
Membrane keyboardsMembrane keyboards register keystrokes through stacked flexible layers rather than discrete switches.
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