Tarnex for cleaning ROM legs?

I was reading old threads about the best way to clean the legs. Tarnex seemed to always be the answer. I’ve never used it so I don’t know if it comes in a liquid or what. If it is liquid, how do you go about using it? Are Roms water proof where you can just soak them in it?

Tarn-X PRO Metal and Silver Tarnish Remover, For Use on Sterling Silver, Silver Plate, Platinum, Copper, Gold, Diamonds - 1 Gallon Bottle : Health & Household

Tarn-X Tarnish Remover, 12 Ounce Bottle (Packaging May Vary) : Health & Household

Tarn-X Tarnish Remover, 12 Ounce Bottle (Packaging May Vary) : Health & Household

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How To Clean Silver At Home - Tarn-X Tarnish Remover Review - Clean Older Silver Coins

Restore the shimmer and shine of your favorite precious metals with the original Tarn-X tarnish remover. The wipe-and-rinse tarnish remover is

12 oz. Tarnish Remover

TARN-X Metal Polish / Tarnish Remover THIS STUFF WORKS!

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The leading tarnish remover for cleaning and preserving copper and sterling silver, Tarn-X PRO Tarnish Remover is highly effective at brightening and

Tarn-X PRO Metal and Silver Tarnish Remover, For Use on Sterling Silver, Silver Plate, Platinum, Copper, Gold, Diamonds - 1 Gallon Bottle

Tarn-X is the original wipe & rinse tarnish remover specifically formulated for sterling silver, silver plate, platinum, copper, gold and diamonds. Tarn-X removes tarnish quickly and easily just wipe and rinse. With no rubbing and scrubbing Tarn-X Lets you enjoy the beauty of your precious metals all year and is safe to use on your finest metals. Always spot test in an inconspicuous area first.

Tarn-X Tarnish Remover, 12 Ounce Bottle. 2-Pack

Restore the shimmer and shine of your favorite precious metals with the original Tarn-X tarnish remover. The wipe-and-rinse tarnish remover is

12 oz. Tarnish Remover

Tarn-X Tarnish Remover, 12 Ounce Bottle (Packaging May Vary) : Health & Household

How to Easily Clean Sterling Silver With Tarn-X - Dengarden

Tarn-X Tarnish Remover

Tarn-X Tarnish Remover Review and Other Silver Dips - WARNING!