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.
Section 608 Technician Certification Test Topics. Technicians must pass an EPA-approved test to earn Section 608 technician certification. Below are some of the topics covered on the tests for each of the four types of technician certification. (Note that universal certification involves topics pertaining to the other three types of certification). Destruction of ozone by chlorine.