Translation of waschbar

I would rather like that you write through the messaging system on this site and not to my private email address. All the info is gathered here online and I would like to keep is this way. It is nothing personal.
In plural there is no difference between the formal and the colloquial address form. Do you mean that you are using 3rd person singular form for the plural imperative? If so, I will change all entries so far.
I'm from England and am learning German. Maybe we can share tips and tricks. How's your level? If you want to practice together, we can make voice over IP calls and write letters and correct each other.