bjb :devuannew: :emacs: on Nostr: npub1m26pk…l2jhh What is the sea foam made of? Strange that it sticks around after ...

npub1m26pksxajls9yrmtwx0zcvptzcx33t8ht8mfc5sdpcje0tp4nz8q9l2jhh (npub1m26…2jhh) What is the sea foam made of? Strange that it sticks around after the water is gone. I'm a continental inlander, maybe it's obvious to coastal people but I'm mystified.