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.
What Chemical Technicians do: 1  Maintain, clean, or sterilize laboratory instruments or equipment. 2  Provide and maintain a safe work environment by participating in safety programs, committees, or teams and by conducting laboratory or plant safety audits. Provide technical support or assistance to chemists or engineers. 2  Compile and interpret results of tests and analyses. 3  Develop or conduct programs of sampling and analysis to maintain quality standards of raw materials, chemical intermediates, or products.