Easy yes,Mark --except for fine sand, which is less than an 8 point font, and some of us have grits down to the micron level, e.g., silt from old ocean or river beds that we garden with. But it's' still a good suggestion for speech or emailing-- to note that the particles under discussion or being referenced are smaller than an 8 or 10 point type font. Most of us probably do something like this in speech, or pick up some sand to show--if we're in a face-to-face conversation , but are less likely to be clear when writing Original Message ----- From: "Mark Mazer" <markmazerandfm13@earthlink.net> To: "Pacific Bulb Society" <pbs@lists.ibiblio.org> Sent: Tuesday, March 03, 2009 4:06 PM Subject: [pbs] Universal scales/ was: Communicating about soil and grit size