Now that Andrea Rossi has said that the design of the domestic E-Cat has been finalized there is quite a bit of curiosity about its specifications from people who actually believe that this invention might become a reality. One of the big questions that people are now asking is whether it will be worth it to make an expenditure for one of these early devices. Rossi has always guaranteed that these E-Cats will put out 6 times more thermal power than the electric heat required to run them, but even with that kind of COP, you have to take into account the cost of electricity and the machine(s) itself if you are trying to figure out if it makes sense to make a purchase.

Recently some detailed questions have been asked on Rossi’s site, and he has provided some answers

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