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Posts tagged practical
Q&A: WHICH IS MORE PRACTICAL, TURNING OF YOUR COMPUTER FOR A 1 HOUR BREAK TO SAVE ENERGY AND COST OR JUST LEAVE IT?
Oct 17th
Question by OPHELLE’S GUY:
Which is more practical, turning of your personal for a 1 hour break to save energy and cost or just leave it?
We want to save energy and cost for our office, and someone recommends that we must turn off our personal during break times, which is 15 minutes to 60 minutes only. Is there any study about this?
We want to save energy and cost for our office, and someone recommends that we must turn off our personal during break times, which is 15 minutes to 60 minutes only. Is there any study about this?
Thanks guys. Is there any site about saving tips like that? So that I can present more solid facts to my colleagues.
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PRACTICAL PHOTOVOLTAICS: ELECTRICITY FROM SOLAR CELLS
Jul 7th
Practical Photovoltaics: Electricity from Solar Cells
- ISBN13: 9780937948118
- Condition: NEW
- Notes: Brand New from Publisher. No Remainder Mark.
Practical Photovoltaics, the now-classic reference on solar electricity, offers a one-of-a-kind combination of technical discussion and practical advice. Physicist, lecturer, and solar-home dweller Richard Komp explains the “how” and the “how-to” of PV, while providing valuable information on the industry, new developments, and the future. The book is a comprehensive guide to the theory and reality of solar electricity, as well as a detailed installation and maintenance manual. A well-illustrated appen
Rating: 
(out of 9 reviews)
List Price: $ 18.95
Price: $ 11.29
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I WANT A PRACTICAL LED BULB TO REPLACE INCANDESCENTS?
Jan 8th
All I have seen are bulbs that produce 60 lumens, which is barely useful.