Frozen heat: energy locked in ice!. The United Nations Environment Programme via its collaborating center in Norway, UNEP/GRID-Arendal, has undertaken an assessment of the state of the knowledge of naturally occurring methane gas hydrates.
With the royalties from G-Force sales, James Dyson was able to set up his own company, Dyson Ltd. In 1993 he opened his own research centre and factory in the Cotswolds, and set to work making a new vacuum â one that would capture even smaller particles of dust.
DC01 The first vacuum cleaner sold under the Dyson name was the DA001, launched in 1993. It was a domestic upright model that used the patented Dual Cyclone technology and was made in Chippenham, England.