In a data printing method of printing a plurality of data items, each including a name of an object, on a print sheet by a printer which has a function for printing a plurality of types of meshing patterns, the method includes the step of printing the plurality of data items so that adjacent ones of the data items are covered with the meshing patterns different from each other. A network connection is established between a server computer and a client computer over a network. The holder is provided with a rigid internal spring holder to receive the spring-loaded lancet structure. In the subject methods, dry reactants that include a calcium source and a phosphate source are combined with setting fluid to produce the flowable composition. The oxide film maintains the property of the P-type semiconductor. The process combines conversion of ethanol into ethene and conversion of hydrocarbons into other lighter hydrocarbon fractions, to produce ethene in quantities of 15 to 90 wt % in the fuel gas fraction obtained during the process.