hi so er i've painted some of my transformers with tamiya silver and mrhobby silver thing is at the time i didnt know u were supposed to wash them before hand with warm soapy water and rn whenever i touch a spot that has been painted by me small silver particles get on my fingers andi can only see them with a bright flash light i tried clear coating them but i think i made it harder for myself if anything and its only silver paint that is like this i have a Siege sunstorm that i primed but i didnt wash with warm soapy water and all the paint sticks just fine on it except any kind of silver paint any help would be appreciated thank you