Before revision: It proposed to confine a deuterium fuel plasma to a toroidal ( donut shaped ) chamber using magnets, and then heating it to fusion temperatures using radio frequency energy in the fashion of a microwave oven.
After revision: It proposed to confine a deuterium fuel plasma to a toroidal ( donut-shaped ) chamber using magnets, and then heating it to fusion temperatures using radio frequency energy in the fashion of a microwave oven.