1 Join an ECG Technician course in a vocational health care school and at completion apply for a certification through that school to be a certified EKG Technician, the certification is offered by National Certification Career Association NCCA to become a Certified EKG Technician.
For modern refining of turpentine, there are basically two ways of doing it: 1) gum spirits of turpentine is distilled from the bark resin only, and 2) wood turpentine is made from ground or chipped pine wood treated with a petroleum-based solvent called naphtha. The naptha draws out the resin from the wood.
Confidence votes 79.7K. The bark of the Willow plant contains Salicylic acid which is related to acetyl salicylic acid (Aspirin) and Like Aspirin, the bark of the Cinchona bush is the original source of the chemicals that were used to make Quinine and Paracetamol.