Basso continuo is a form of musical accompaniment used in the Baroque period. It means continuous bass.
I usually soak it in hot/warm water for about 30 minutes and then just use a washcloth or something to try and get it out a little at a time and if that doesn't work I soak it in hot soapy water and try it that way. I think the soapy water would do better for you. It usually works for me.
I hope this helps in some way.
C) Brussels down handle up because after washing it all the water has to be dryer off before storing back to a dry place or else all the clean paintbrushes will get wet and possibly dirty.
Intervals
I think I'm a rookie
It means what its says FACE but i learns is Fat Albert Cant Eat