color-temperature meter
61Passive solar building design — Elements of passive solar design, shown in a direct gain application …
62Marine Optical Buoy — The Marine Optical Buoy (MOBY) measures light at and very near the sea surface in a specific location over a long period of time, serving as part of an ocean color observation system. Satellites are another component of the system, providing… …
63Gold — This article is about the metal. For the color, see Gold (color). For other uses, see Gold (disambiguation). platinum ← gold → mercury …
64Thermodynamics — Annotated color version of the original 1824 Carnot heat engine showing the hot body (boiler), working body (system, steam), and cold body (water), the letters labeled according to the stopping points in Carnot cycle …
65Mercury (planet) — Mercury  ☿ …
66Apollo Moon Landing hoax conspiracy theories — are claims that some or all elements of the Apollo Moon landings were faked by NASA and possibly members of other involved organizations. Some groups and individuals have advanced various theories which tend, to varying degrees, to include the… …
67Mars Observer — Artist rendering of Mars Observer in orbit around Mars. Operator NASA / JPL …
68List of Tamagotchi releases — This is a list of every Tamagotchi virtual pet ever released, in chronological order. Contents 1 Original Pets (1996–1998) 1.1 Tamagotchi Generation One 1.2 Tamagotchi Generation Two …
69Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… …
70Pyrometer — An optical pyrometer A sailor checking the temperature of a ventilation s …
