They were cleaned by a room-temperature chemical cleaning method [19] and were finished by a diluted HF treatment.
The substrate was cleaned in a wet chemical etching process, using RCA cleaning method.
If you don't have cotton balls, or want to try another cleaning method, you can create a little saline solution to clean the area of bacteria.
If, however, your toilet has serious stains or hasn't been cleaned in a long time, you may have more success with the "deep cleaning" method below.
At that point, laser technology wasn't available, so the only cleaning method was a chemical bath of Rochelle salts, the chief ingredient in baking powder.
Where rust had started, parts were removed and bead-blasted, a cleaning method that sprays fine glass beads using air pressure, to remove corrosion.
Talk story about attending a demonstration of a new cleaning method used by the Sidewalk Sanitation Service, invented by Louis Schwarts, pres. of the S.S.S.
By Gordon Cotler and Brendan Gill The New Yorker, December 5 , 1953P. 44 Talk story about attending a demonstration of a new cleaning method used by the Sidewalk Sanitation Service, invented by Louis Schwarts, pres. of the S.S.S.
XPS data verifies the effectiveness of this cleaning method.
All samples were analyzed the same day that the cleaning method was applied.
Cleaning method in screening is mechanical and average velocity is 0.762 m/s.
