Use HTML: `text`
Use Markdown if supported: `H~2~O`
Use LaTeX: `H_{2}O`
In Microsoft Word: select the text and press `Ctrl` + `=`
In Google Docs: select the text...
Windows: Alt + 0153
Mac: Option + 2
iPhone/iPad: Type `tm` and use text replacement, or copy `™`
Android: Long-press `T` or use the symbols keyboard to...
Write the letter in simple block form
Trace around the letter with rounded, puffy outlines
Keep all corners soft and curved
Make the outline evenly spaced from...
