In my experiences of cooking u should always i mean always sanitize your cooking tools and cooking work place before u do anything and after words.Because if u dont them that raw meat can get salmonella,along with many other diseases which can make u sick or in extreme cases kill you.
so the answer is always before and after you've cut the bird/poultry.
Pantone is a word to describe a tank in your eye of which you see color! And if the structure in your eye can’t see certain colors they blend them cause color blindness