It happens frequently: a manufacturer has a newly designed electrical product for the U.S. market and submits it to a testing lab for safety certification. The manufacturer and the lab will both know the U.S. safety standard that covers the product submitted, and the lab proceeds to do its certification testing. But an odd situation has been occuring
Two ballyhooed new models of all-electric vehicles will be coming on the market this year. One model will go 40 miles on a full charge, the other will go 100 miles. For some that will be enough to go about business until the vehicle can be recharged at home or the workplace. For others, however, some kind of charging will be needed while out and about