"waterskyle" wrote:
I want to insert a diameter symbol into text. I don't see the
symbol on the unicode chart...is it possible?

Besides the "latin letter capital O with stroke" Ø (U+00D8) that Ed
mentioned, there's also a diameter symbol in some fonts: U+2205 (type 2205,
Alt+X in Word 2002/2003).

Greetings,
Klaus