CNET también está disponible en español.

Ir a español

Don't show this again

Sewing a stain strip onto a hand towel before a cleaning cycle.

Published:Caption:Photo:Chris Monroe/CNET
1
of 8

A mechanical action strip before and after a cleaning cycle.

Published:Caption:Photo:Chris Monroe/CNET
2
of 8

Using the colorimeter to measure stain removal.

Published:Caption:Photo:Chris Monroe/CNET
3
of 8

The colorimeter measures percent reflectance.

Published:Caption:Photo:Chris Monroe/CNET
4
of 8

The higher the percent, the better the machine's cleaning performance.

Published:Caption:Photo:Chris Monroe/CNET
5
of 8

A stain strip before and after a cleaning cycle.

Published:Caption:Photo:Chris Monroe/CNET
6
of 8

Measuring the number of attached strings on the mechanical action strip at or over 2 millimeters.

The higher the tally, the rougher the machine was on the clothes.

Published:Caption:Photo:Chris Monroe/CNET
7
of 8

The tech behind one of our two washing machine test stations, complete with a hot and a cold flow meter, a water temperature sensor, a water pressure sensor and more.

Published:Caption:Photo:Chris Monroe/CNET
8
of 8
Up Next

What stains? This GE washer is a cleaning machine (pictures)