The phrase "a clean method for" is correct and usable in written English.
It can be used when describing a method that is efficient, straightforward, or free from complications in a particular context.
Example: "We have developed a clean method for analyzing large datasets that minimizes errors and maximizes accuracy."
Alternatives: "an efficient approach to" or "a straightforward technique for".
A trace metal clean method for sampling and analysis of iron is set up and applied to sea ice and its associated snow, brine, and underlying seawater sampled during the Antarctic expedition "ARISE in the East" (Antarctic Remote Ice Sensing Experiment, AA03-V1, September–October 2003, 64 65°S/112 119°E, RV Aurora Australis).
An experimental approach to splitting water might lead to a relatively cheap and clean method for large-scale hydrogen production that doesn't require fossil fuels.
This paper describes the development and application of a simple, cheap, and clean method for the quantification of furosemide in urine samples from athletes, to detect doping, using a combined spot test/diffuse reflectance spectroscopy procedure.
If you expressly confer jurisdiction on the Federal courts to try such cases, you preserve the constitutional separation of military and civil courts, you save the military from a lot of unmerited grief, and you provide for a clean, constitutional method for disposing of such cases.
As a clean utilization method for elements in coals, a kind of porous Sr-doped lanthanum manganite-yttria stabilized zirconia (LSM-YSZ) oxygen electrode was prepared by an infiltration process for reversible solid oxide fuel cell (RSOFC) and it exhibits high electrochemical performance and good stability (Fan and Han).
By contrast, pole and line fishing is a remarkably clean method of catching tuna.
In this study we measured lead in several maternal and infant biomarkers simultaneously, including blood, plasma, and breast milk, using state-of-the-art, ultra-clean methods for specimen collection and laboratory analysis.
However, a sustainable source of carbon and a clean, cost effective method for its conversion to high quality biofuel products are obstacles that must be overcome.
