Averages are for Corvallis Municipal, which is 5 miles from Corvallis.
Warnings. Do not use pumice stones to clean marble, laminate, plastic or fiberglass toilets; doing so will result in permanent scratches. A dry pumice stone will also scratch porcelain, so be sure to keep the stone and the toilet surface wet at all times.lean With a Pumice Stone. Before cleaning a porcelain toilet with a pumice stone, you must thoroughly wet both the stone and the surface to be cleaned and keep the stone and the surface wet as you work.
Severe glass scratches and or damaged glass due to mineral deposits can now be removed with break-thru technology. Scratches on windows, glass doors, glass furniture, auto glass, and new construction scratched glass can now be repaired distortion free with the Standard and Heavy Duty Scratch Hog systems.