Agnieszka Dudek
Agnieszka Dudek voted up sherlin smith's answer

Generators have been around for quite a while, They consist of an energy source, usually a fossil fuel such as diesel, propane or gasoline, which powers a motor attached to an alternator that produces electricity.

Inverters are a recent development, made possible by advanced electronic circuitry and high-tech magnets. These are generally 3-phase generators that output … Read more

Agnieszka Dudek
Nobody "invented" electronic commerce (e-commerce); it simply happened as a matter of course of people having access to the internet, and others realizing that they could extend their brick-and-mortar retail sales to the world at large through the internet. Having said that, it could be argued that the "MCI Mail", the first, commercially-based, e-mail provider, … Read more