transaction, guarantees on the product or service, delivery terms, return privileges, and other factors. }w4OCN\1
In other words, both buyer and seller should be fully aware of all the factors that comprise the total Ti )Me-g
“package” being exchanged for the asked-for amount of money in order that they may evaluate a b EcN_7
given price. Ld.9. d]
04 xDw~n
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Electricity (^iF)z
The modern age is an age of electricity. People are so used to electric lights, radio, televisions, and c?CfM>
telephones that it is hard to imagine what life would be like without them. When there is a power :
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failure, people grope about in flickering candlelight, cars hesitate in the streets because there are no F&!vtlV)
traffic lights to guide them, and food spoils in silent refrigerators. b|.Cqsb
Yet, people began to understand how electricity works only a little more than two centuries ago. }y*D(`
Nature has apparently been experimenting in this field for million of years. Scientists are discovering
