Clean-outs should be placed in accessible locations at regular intervals throughout a drainage system, often including outside the building, because clean-out augers have limited length.
These include a system for wind-tunnel testing prototype shapes with fully inflated clincher tires, and the use of thermal imaging to analyze braking performance.
The system turned on the heater, air conditioner or both, depending on the thermostat's setting and ambient temperature, automatically maintaining whatever temperature the driver selected.