/diy/ - Do It Yourself

>buying 30 meters of chem-wik comes out to about the same per meter as buying chink wick that may or may not have flux in it
>a single roll of 1,5m chem-wik is £3
>want to make my own flux
>have to buy >500g of rosin for it to be reasonably priced
I'm probably never going need this much, but yet I feel compelled to buy in bulk.