Save. You can exchange data, such as contacts, by pairing two Bluetooth-enabled devices, selecting the contacts you want to transfer and sharing them over the Bluetooth connection.ave. You can exchange data, such as contacts, by pairing two Bluetooth-enabled devices, selecting the contacts you want to transfer and sharing them over the Bluetooth connection.
technical-grade - containing small amounts of other chemicals, hence slightly impure; technical-grade sulfuric acid. technical grade. chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions.
Chemical Lab Techs. Chemical laboratory technicians help scientists with research in chemical labs by analyzing solids, liquids and gases. According to the Bureau of Labor Statistics (BLS) their median salary is $42,070 yearly as of May 2009, with a range of $26,170 to $65,490.iological Lab Techs. Biological laboratory technicians help biological and medical scientists with research in biological facilities by examining organic substances such as blood, food and drugs. Their median annual salary is $28,700, with a range of $24,540 to $61,380.