Affordable Renewal Energy

Author Archives for cephoe

New LED Light Bulbs Can Replace 100W Incandescents


I recently had the chance to test two state-of-the-art LED light bulbs from EarthLED. LED bulbs have many advantages over incandescents and compact fluorescent: LEDs use very little power, they last 10 years or more, and they contain no hazardous substances. They are also tough: they can be dropped and turned off and on repeated [...]

New Lithium-Ion Battery Recharges To 90% Capacity In 5 Minutes


Toshiba has developed a new lithium-ion battery called SCiB (or Super Charge Ion Battery) which can charge to 90% capacity in 5 minutes. The life cycle of the new battery is more than 10 years even if it is rapidly charged and discharged many times. The battery is also mucher safer than other types of [...]

Efficient: Essential Oils


© Justin Thomas for MetaEfficient Reviews, 2008. |
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The Most Efficient Humidifier: Areca Palm


It’s important to keep indoor humidity at an optimum level (between 45 to 65 percent). Dry air in the winter  is one the main causes of sinus infections and sore throats. You can use a mechanical humidifier to add moisture to the air, but these devices require constant cleaning to prevent the growth of microorganisms.
An [...]

Efficient Jeans: Those Made With Organic Cotton Or Hemp


Efficient jeans are still hard to find. By efficient, I mean jeans that do not require pounds of pesticides to produce, such those made of organic cotton or hemp. The surf company Reef makes some good organic cotton jeans, like their Heritage Jeans (shown above), their Philosopher Jeans and Heritage Cords. Outdoor clothing company Patagonia [...]

The Most Efficient Material For Cold Weather: Merino Wool


Merino wool is the most efficient material for cold weather. Merino wool is softer than regular wool. It resists wind, doesn’t hold odor, regulates body temperature, and warms better than synthetic material. It is also usually produced in a sustainable manner.
The jacket pictured here is the Smartwool Banff Jacket. It’s designed with a woven wool [...]

The 120MPG Electric Aptera Unveiled


I first mentioned the Aptera last year, when it was being test driven. This car’s eye-catching design isn’t just for show — it’s designed to be a very, very efficient vehicle. Just check out the video below you’ll see what I’m talking about:
Much like a jet, the shape of the Aperta is designed to be [...]

A Closer Look At The [re]Drive


I noted the release of the [re]Drive last month — this hard drive is probably the most energy efficient external hard drive available. I was glad to be able to get a hold of one for testing.
The first thing I noticed about this drive, was the packaging, which was minimalistic enough to bring a smile [...]

The PowerGorilla: Flexible Portable Power


I’ve been testing a device that just been introduced called the PowerGorilla. It’s a portable power pack that acts an emergency back-up charger for your laptop computer other other electronic gadgets. The battery inside the PowerGorilla is a lithium-ion and weighs just 631 grams (1.4 pounds). The charger will give you an extra 2-5 hours [...]

Dahon Jack: An Inexpensive Folding Commuter Bike


I’ve been testing a folding commuter bike, the Dahon Jack. This is a good quality bike that feels solid when riding. I like the ergonomic grips on the handlebars and the full-size 26 inch wheels. I get a lot of flats, so the bike’s Schwalbe Big Apple tires were a welcome inclusion. Dahon says that [...]