If you’ve ever made the sad mistake of thinking that ink was pretty much just ink, read through this. It’s really about Noodler’s black inks but much of what’s there is universal. There are both subtle and not subtle at all differences between the chemistry of inks that makes gigantic differences in how they behave.
Read on:
http://www.memoryhole.net/kyle/2016/08/noodler_black_inks.html
Read on:
http://www.memoryhole.net/kyle/2016/08/noodler_black_inks.html