Question

most of your cooking equipment is copper and your utensils are silver. which sanitizer would you not want to use? iodine-based steam chlorine-based quaternary-based

Explanation:

Silver utensils and copper equipment can react with iodine - based sanitizers. Iodine can cause corrosion or discoloration of silver and react with copper. Chlorine - based, quaternary - based sanitizers, and steam (a physical sanitizing method) are less likely to have such adverse reactions with silver and copper compared to iodine - based sanitizers. So the sanitizer not to use is iodine - based.

Answer:

Iodine - based