Never use dish soap or alcohol, as these can damage the internal piston mechanism or the barrel.
A great beginner's guide to the brand's lineup and how their nibs behave. recept pelikan b
For deep dives into Pelikan's history and specific nib variations, these articles are highly regarded by the community: Never use dish soap or alcohol, as these
The Broad (B) nib is quite wide; some users find it too fat for everyday small handwriting, but excellent for signatures or large cursive. Never use dish soap or alcohol