A sample of people who lead ordinary electric iron 1 make all 3 types of smooth ironing on the basis of a sample of people with 1 timer used for ironing each piece. The average time spent recording results.
The samples were taken at 1, the conventional electric irons, ironing the 3 types of smoothing on the basis of the sample with the first timer used in the boards of each piece. The average time it takes to save the results.
The people who 1 lead iron plain the ironing the 3 type smoothing criteria of the who 1 ready timer used in ironing each piece. The average time spent record.