The phrase "a clean method" is correct and usable in written English.
It can be used to describe a method that is efficient, straightforward, or free from unnecessary complications.
Example: "In our research, we found that a clean method of data collection yielded the most reliable results."
Alternatives: "an efficient approach" or "a straightforward technique".
The second method involves installing a clean method of producing electricity such as solar power in a developing country as an alternative to a CO2-producing method like coal.
To improve the green content of the future hydrogen economy, hydrogen must be produced in a clean method.
In particular, the capsule approach attracted interest since it could provide a clean method of upgrading data plane processing along an entire network path[18, 72].
This research offers a clean method for BaCO3 production with methane as the reducing agent, which decreases the CO2 emission considerably (up to 75%).
Furthermore, the results show that parameters of the supported catalyst, like particle size, may not be as important as a uniform distribution of the particles on the support obtained with a clean method of preparation.
A variety of advanced oxidation process (AOPs) have been attempted for the degradation of dyes, among which WAO seems to be a clean method as it does not involve the use of any harmful chemicals and uses only the clean reagent of air[7, 18].
This technology provides a potential clean method to produce fuel and feedstock material from bitumen, a relatively "dirty" fuel and feedstock oil, in addition to more energy efficient ways of extracting in situ heavy oils.
By contrast, pole and line fishing is a remarkably clean method of catching tuna.
One handicap for him may be that he has such a good, clean method that batsmen pick up his deliveries more easily than those propelled with more complicated actions.
"While producing hydrogen by splitting water is an environmentally clean method, clean water is also an important human resource," Yat said.
In this cross-linking study, because of the fact that a disulfide bond is electrochemically reducible, electrolytic reduction provides a fast and "clean" method to cleave DSP cross-linked products without using chemical reductants and to provide linear reduced peptide products, thus facilitating the obtaining of sequence information and linkage information on the cross-linked products.
