A coloring liquid can form an image showing a high color developability and a high vividness as well as an excellent water fastness when used as recording material with a recording technique such as ink-jet printing. Provided by the invention are the seeds, plants and derivatives of the soybean variety 4282159. The voltage is stepped to a value of less than about 0. The titanium-base metallic composition having the titanium boride particles therein is consolidated without melting. Workpieces within the inner chamber are supported on a holder or a rotor, which may be fixed or rotating.