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Woodway Treadmills claim to be the most energy efficient.
In recent years, LG appliances have been made to be energy efficient. LG claims that it's third generation refrigerator compressor is the most energy efficient in the world.
Water
The most energy efficient radiator heater is the oil filled one. A better option would be an electrical one because those are almost 100% energy efficient.
A stick
Eff = Output/Input.
A table lamp with a fluorescent or LED bulb provides excellent energy efficient lighting. Almost any lamp can accommodate a compact fluorescent or LED bulb which makes any fixture more efficient.
The superlative of efficient is "most efficient."
It is an LED bulb.
Bus topology is the most popular topology. Justify.
The advantage of having a brushed nickel floor lamp is that it is energy efficient. Another advantage of having this lamp is that it has a good finish and it does not take up much space in a room.
Spur Gear is the most efficient
More efficient and most efficient are the comparative and superlative forms of "efficient".
The first thing to consider is where you will be placing the lamp and what function it will serve in the room, for instance will it be decorative or functional. Things to look for in a lamp is longevity, design, and convenience, and if it will be energy efficient. One great tip when choosing a long lasting lamp is the length of the warranty. It is a great indicator of how long the lamp with continue functioning.
A screw is the most efficient.
Florescent light-bulbs CFL Compact Fluorescent Lamp
ATP is the most efficient molecule